diff --git a/src/components/MissionTab.jsx b/src/components/MissionTab.jsx
index 0f11d01..dcca053 100644
--- a/src/components/MissionTab.jsx
+++ b/src/components/MissionTab.jsx
@@ -168,6 +168,10 @@ export default function MissionTab({ authedPlayer }) {
   const [showMissionReport, setShowMissionReport] = useState(false);
   const [outcomeNotes, setOutcomeNotes] = useState('');
 
+  // Scene editor
+  const [editingScene, setEditingScene] = useState(false);
+  const [sceneEdit, setSceneEdit] = useState(null);
+
   // ─── Data loading ───────────────────────────────────────────────
 
   const loadMissions = useCallback(async function loadMissions() {
@@ -624,6 +628,80 @@ export default function MissionTab({ authedPlayer }) {
     await saveProgress(activeMission.current_scene, nextScenes);
   }
 
+  // ─── Scene editor helpers ────────────────────────────────────────
+
+  function openSceneEdit() {
+    if (!currentScene) return;
+    setSceneEdit({
+      title:          currentScene.title || currentScene.name || '',
+      type:           currentScene.type || 'combat',
+      description:    currentScene.description || currentScene.briefing || currentScene.summary || '',
+      checks:         (Array.isArray(currentScene.checks) ? currentScene.checks : []).map(c => ({ ...c })),
+      enemies:        (Array.isArray(currentScene.enemies) ? currentScene.enemies : []).map(e => ({ ...e })),
+      objectives:     (Array.isArray(currentScene.objectives) ? currentScene.objectives : []).join('\n'),
+      complications:  (Array.isArray(currentScene.complications) ? currentScene.complications : []).join('\n'),
+    });
+    setEditingScene(true);
+  }
+
+  async function saveSceneEdit() {
+    if (!sceneEdit) return;
+    const toArr = (str) => str.split('\n').map(s => s.trim()).filter(Boolean);
+    await patchScene({
+      title:          sceneEdit.title.trim() || undefined,
+      name:           sceneEdit.title.trim() || undefined,
+      type:           sceneEdit.type,
+      description:    sceneEdit.description,
+      briefing:       sceneEdit.description,
+      checks:         sceneEdit.checks,
+      enemies:        sceneEdit.enemies,
+      objectives:     toArr(sceneEdit.objectives),
+      complications:  toArr(sceneEdit.complications),
+    });
+    setEditingScene(false);
+    setSceneEdit(null);
+  }
+
+  function seField(field, value) {
+    setSceneEdit(prev => ({ ...prev, [field]: value }));
+  }
+
+  function seCheck(i, field, value) {
+    setSceneEdit(prev => {
+      const checks = prev.checks.map((c, idx) => idx === i ? { ...c, [field]: value } : c);
+      return { ...prev, checks };
+    });
+  }
+
+  function addCheck() {
+    setSceneEdit(prev => ({
+      ...prev,
+      checks: [...prev.checks, { name: 'New Check', skill: 'Awareness', characteristic: 'Per', target: 45, modifier: 0, reward: '' }],
+    }));
+  }
+
+  function removeCheck(i) {
+    setSceneEdit(prev => ({ ...prev, checks: prev.checks.filter((_, idx) => idx !== i) }));
+  }
+
+  function seEnemy(i, field, value) {
+    setSceneEdit(prev => {
+      const enemies = prev.enemies.map((e, idx) => idx === i ? { ...e, [field]: value } : e);
+      return { ...prev, enemies };
+    });
+  }
+
+  function addEnemy() {
+    setSceneEdit(prev => ({
+      ...prev,
+      enemies: [...prev.enemies, { name: 'Enemy', wounds: 10, bs: 45, ws: 45, damage: '1d10+4', ap: 0 }],
+    }));
+  }
+
+  function removeEnemy(i) {
+    setSceneEdit(prev => ({ ...prev, enemies: prev.enemies.filter((_, idx) => idx !== i) }));
+  }
+
   // ─── Render ──────────────────────────────────────────────────────
 
   if (!authedPlayer) {
@@ -1334,11 +1412,19 @@ export default function MissionTab({ authedPlayer }) {
                   <div className="rounded-lg border border-amber-500/30 bg-amber-950/10 p-5">
                     <div className="mb-4 flex items-center justify-between gap-2">
                       <h3 className="text-lg font-semibold text-amber-200">Scene Secrets</h3>
-                      {playPrompt && (
-                        <button onClick={clearPlayPrompt} className="rounded bg-slate-700 px-2 py-1 text-xs text-slate-300 hover:bg-slate-600">
-                          Close All
+                      <div className="flex gap-1.5">
+                        <button
+                          onClick={() => editingScene ? setEditingScene(false) : openSceneEdit()}
+                          className={`rounded px-2 py-1 text-xs ${editingScene ? 'bg-amber-700 text-amber-100 hover:bg-amber-600' : 'bg-slate-700 text-slate-300 hover:bg-slate-600'}`}
+                        >
+                          {editingScene ? 'Close Editor' : '✏ Edit Scene'}
                         </button>
-                      )}
+                        {playPrompt && (
+                          <button onClick={clearPlayPrompt} className="rounded bg-slate-700 px-2 py-1 text-xs text-slate-300 hover:bg-slate-600">
+                            Close All
+                          </button>
+                        )}
+                      </div>
                     </div>
 
                     {/* #2 — reveal scene toggle */}
@@ -1511,6 +1597,196 @@ export default function MissionTab({ authedPlayer }) {
                       </div>
                     </div>
                   </div>
+
+                  {/* Scene Editor */}
+                  {editingScene && sceneEdit && (
+                    <div className="rounded-lg border border-amber-600/40 bg-amber-950/10 p-5 space-y-5">
+                      <div className="flex items-center justify-between gap-2">
+                        <h3 className="text-lg font-semibold text-amber-200">Edit Scene</h3>
+                        <div className="flex gap-2">
+                          <button
+                            onClick={saveSceneEdit}
+                            disabled={saving}
+                            className="rounded bg-amber-700 px-3 py-1.5 text-sm font-medium hover:bg-amber-600 disabled:opacity-50"
+                          >
+                            {saving ? 'Saving…' : 'Save Changes'}
+                          </button>
+                          <button
+                            onClick={() => { setEditingScene(false); setSceneEdit(null); }}
+                            className="rounded bg-slate-700 px-3 py-1.5 text-sm hover:bg-slate-600"
+                          >
+                            Cancel
+                          </button>
+                        </div>
+                      </div>
+
+                      {/* Title + Type */}
+                      <div className="grid grid-cols-[1fr_auto] gap-3">
+                        <div>
+                          <label className="mb-1 block text-xs text-slate-400">Scene Title</label>
+                          <input
+                            type="text"
+                            value={sceneEdit.title}
+                            onChange={e => seField('title', e.target.value)}
+                            className="w-full rounded border border-slate-600 bg-slate-900 px-3 py-2 text-sm text-slate-100"
+                          />
+                        </div>
+                        <div>
+                          <label className="mb-1 block text-xs text-slate-400">Type</label>
+                          <select
+                            value={sceneEdit.type}
+                            onChange={e => seField('type', e.target.value)}
+                            className="rounded border border-slate-600 bg-slate-900 px-3 py-2 text-sm text-slate-100"
+                          >
+                            {['intro','investigation','combat','social','puzzle','boss'].map(t => (
+                              <option key={t} value={t}>{t}</option>
+                            ))}
+                          </select>
+                        </div>
+                      </div>
+
+                      {/* Description */}
+                      <div>
+                        <label className="mb-1 block text-xs text-slate-400">Scene Description / Briefing</label>
+                        <textarea
+                          value={sceneEdit.description}
+                          onChange={e => seField('description', e.target.value)}
+                          rows={4}
+                          className="w-full rounded border border-slate-600 bg-slate-900 px-3 py-2 text-sm text-slate-100"
+                        />
+                      </div>
+
+                      {/* Checks */}
+                      <div>
+                        <div className="mb-2 flex items-center justify-between">
+                          <label className="text-xs font-semibold uppercase tracking-wide text-slate-400">Checks</label>
+                          <button onClick={addCheck} className="rounded bg-slate-700 px-2 py-1 text-xs hover:bg-slate-600">+ Add Check</button>
+                        </div>
+                        <div className="space-y-3">
+                          {sceneEdit.checks.map((check, i) => (
+                            <div key={i} className="rounded border border-slate-700 bg-slate-900/60 p-3 space-y-2">
+                              <div className="flex gap-2">
+                                <input
+                                  type="text"
+                                  value={check.name}
+                                  onChange={e => seCheck(i, 'name', e.target.value)}
+                                  placeholder="Check name"
+                                  className="min-w-0 flex-1 rounded border border-slate-600 bg-slate-900 px-2 py-1.5 text-sm text-slate-100"
+                                />
+                                <button onClick={() => removeCheck(i)} className="shrink-0 rounded bg-rose-900/50 px-2 py-1 text-xs text-rose-300 hover:bg-rose-800/60">×</button>
+                              </div>
+                              <div className="grid grid-cols-2 gap-2 sm:grid-cols-4">
+                                <div>
+                                  <label className="mb-0.5 block text-xs text-slate-500">Skill</label>
+                                  <input type="text" value={check.skill || ''} onChange={e => seCheck(i, 'skill', e.target.value)} className="w-full rounded border border-slate-600 bg-slate-900 px-2 py-1 text-xs text-slate-100" />
+                                </div>
+                                <div>
+                                  <label className="mb-0.5 block text-xs text-slate-500">Char</label>
+                                  <input type="text" value={check.characteristic || ''} onChange={e => seCheck(i, 'characteristic', e.target.value)} className="w-full rounded border border-slate-600 bg-slate-900 px-2 py-1 text-xs text-slate-100" />
+                                </div>
+                                <div>
+                                  <label className="mb-0.5 block text-xs text-slate-500">Target</label>
+                                  <input type="number" value={check.target || 45} onChange={e => seCheck(i, 'target', Number(e.target.value))} className="w-full rounded border border-slate-600 bg-slate-900 px-2 py-1 text-xs text-slate-100" />
+                                </div>
+                                <div>
+                                  <label className="mb-0.5 block text-xs text-slate-500">Modifier</label>
+                                  <input type="number" value={check.modifier || 0} onChange={e => seCheck(i, 'modifier', Number(e.target.value))} className="w-full rounded border border-slate-600 bg-slate-900 px-2 py-1 text-xs text-slate-100" />
+                                </div>
+                              </div>
+                              <div>
+                                <label className="mb-0.5 block text-xs text-slate-500">Reward (shown after roll)</label>
+                                <input type="text" value={check.reward || ''} onChange={e => seCheck(i, 'reward', e.target.value)} placeholder="What succeeding unlocks…" className="w-full rounded border border-slate-600 bg-slate-900 px-2 py-1 text-xs text-slate-100" />
+                              </div>
+                            </div>
+                          ))}
+                          {sceneEdit.checks.length === 0 && (
+                            <p className="text-xs text-slate-500">No checks — defaults will be generated from scene type.</p>
+                          )}
+                        </div>
+                      </div>
+
+                      {/* Enemies */}
+                      <div>
+                        <div className="mb-2 flex items-center justify-between">
+                          <label className="text-xs font-semibold uppercase tracking-wide text-slate-400">Enemies</label>
+                          <button onClick={addEnemy} className="rounded bg-slate-700 px-2 py-1 text-xs hover:bg-slate-600">+ Add Enemy</button>
+                        </div>
+                        <div className="space-y-3">
+                          {sceneEdit.enemies.map((enemy, i) => (
+                            <div key={i} className="rounded border border-slate-700 bg-slate-900/60 p-3 space-y-2">
+                              <div className="flex gap-2">
+                                <input
+                                  type="text"
+                                  value={enemy.name || ''}
+                                  onChange={e => seEnemy(i, 'name', e.target.value)}
+                                  placeholder="Enemy name"
+                                  className="min-w-0 flex-1 rounded border border-slate-600 bg-slate-900 px-2 py-1.5 text-sm text-slate-100"
+                                />
+                                <button onClick={() => removeEnemy(i)} className="shrink-0 rounded bg-rose-900/50 px-2 py-1 text-xs text-rose-300 hover:bg-rose-800/60">×</button>
+                              </div>
+                              <div className="grid grid-cols-2 gap-2 sm:grid-cols-3">
+                                <div>
+                                  <label className="mb-0.5 block text-xs text-slate-500">Wounds</label>
+                                  <input type="number" value={enemy.wounds || 10} onChange={e => seEnemy(i, 'wounds', Number(e.target.value))} className="w-full rounded border border-slate-600 bg-slate-900 px-2 py-1 text-xs text-slate-100" />
+                                </div>
+                                <div>
+                                  <label className="mb-0.5 block text-xs text-slate-500">BS</label>
+                                  <input type="number" value={enemy.bs || 45} onChange={e => seEnemy(i, 'bs', Number(e.target.value))} className="w-full rounded border border-slate-600 bg-slate-900 px-2 py-1 text-xs text-slate-100" />
+                                </div>
+                                <div>
+                                  <label className="mb-0.5 block text-xs text-slate-500">WS</label>
+                                  <input type="number" value={enemy.ws || 45} onChange={e => seEnemy(i, 'ws', Number(e.target.value))} className="w-full rounded border border-slate-600 bg-slate-900 px-2 py-1 text-xs text-slate-100" />
+                                </div>
+                                <div>
+                                  <label className="mb-0.5 block text-xs text-slate-500">Damage</label>
+                                  <input type="text" value={enemy.damage || '1d10+4'} onChange={e => seEnemy(i, 'damage', e.target.value)} className="w-full rounded border border-slate-600 bg-slate-900 px-2 py-1 text-xs text-slate-100" />
+                                </div>
+                                <div>
+                                  <label className="mb-0.5 block text-xs text-slate-500">AP (pen)</label>
+                                  <input type="number" value={enemy.ap || 0} onChange={e => seEnemy(i, 'ap', Number(e.target.value))} className="w-full rounded border border-slate-600 bg-slate-900 px-2 py-1 text-xs text-slate-100" />
+                                </div>
+                              </div>
+                            </div>
+                          ))}
+                          {sceneEdit.enemies.length === 0 && (
+                            <p className="text-xs text-slate-500">No enemies defined — defaults generated from scene index.</p>
+                          )}
+                        </div>
+                      </div>
+
+                      {/* Objectives */}
+                      <div>
+                        <label className="mb-1 block text-xs text-slate-400">Objectives (one per line)</label>
+                        <textarea
+                          value={sceneEdit.objectives}
+                          onChange={e => seField('objectives', e.target.value)}
+                          rows={3}
+                          placeholder="Secure the perimeter&#10;Locate the gene-code terminal&#10;…"
+                          className="w-full rounded border border-slate-600 bg-slate-900 px-3 py-2 text-sm text-slate-100 placeholder-slate-600"
+                        />
+                      </div>
+
+                      {/* Complications */}
+                      <div>
+                        <label className="mb-1 block text-xs text-slate-400">Complications / Pressure (one per line)</label>
+                        <textarea
+                          value={sceneEdit.complications}
+                          onChange={e => seField('complications', e.target.value)}
+                          rows={3}
+                          placeholder="Spore mines trigger on failed stealth&#10;Reinforcements arrive round 3&#10;…"
+                          className="w-full rounded border border-slate-600 bg-slate-900 px-3 py-2 text-sm text-slate-100 placeholder-slate-600"
+                        />
+                      </div>
+
+                      <button
+                        onClick={saveSceneEdit}
+                        disabled={saving}
+                        className="w-full rounded bg-amber-700 px-3 py-2 text-sm font-medium hover:bg-amber-600 disabled:opacity-50"
+                      >
+                        {saving ? 'Saving…' : 'Save Changes'}
+                      </button>
+                    </div>
+                  )}
                 </div>
               )}
             </div>