diff --git a/test/e2e/suite/fullLoop.test.ts b/test/e2e/suite/fullLoop.test.ts
index a2ee4d7..5dc8858 100644
--- a/test/e2e/suite/fullLoop.test.ts
+++ b/test/e2e/suite/fullLoop.test.ts
@@ -140,7 +140,22 @@ suite("full native loop — PUC-7 → PUC-8 → PUC-2 → PUC-1 (§6.8, §7.1 ru
     assert.ok(claudeSpan, "claude's words are attributed");
     assert.ok(humanSpan, "the human tweak is attributed separately (char-honest split)");
 
-    // ---- PUC-2, reject: revert the untouched second proposal in place ----------------
+    // ---- PUC-2, reject: revert the second proposal in place --------------------------
+    // #70 (INV-5): the reject leg now ALSO takes an interior tweak first — the
+    // original deliberately rejected only an un-tweaked proposal because the
+    // pre-fix revert silently skipped an orphaned anchor. The tweak orphans the
+    // exact anchor; the revert must restore ORIG_REJECT via the tracked span.
+    const rejAt = doc.getText().indexOf(REJECT_REPLACEMENT);
+    assert.ok(rejAt >= 0, "reject proposal's applied text present");
+    const rejTweak = new vscode.WorkspaceEdit();
+    rejTweak.replace(doc.uri, new vscode.Range(doc.positionAt(rejAt + 2), doc.positionAt(rejAt + 2)), "x");
+    assert.ok(await vscode.workspace.applyEdit(rejTweak), "human tweak inside the reject proposal's range");
+    await settle();
+    assert.strictEqual(
+      api.proposalController.listProposals(doc).find((v) => v.id === rejectId)!.anchorStart,
+      null,
+      "tweak orphans the reject proposal's exact anchor (INV-11)",
+    );
     assert.ok(await api.proposalController.revertInPlace(docKey, rejectId), "reject reverts in place");
     await settle();
     assert.strictEqual(