diff --git a/.agents/skills/lib_py/delegation/registry.py b/.agents/skills/lib_py/delegation/registry.py
index 983cb50..eb4e842 100755
--- a/.agents/skills/lib_py/delegation/registry.py
+++ b/.agents/skills/lib_py/delegation/registry.py
@@ -19,7 +19,7 @@ import logging
 import sys
 import uuid
 from pathlib import Path
-from typing import Any, Dict, List, Optional
+from typing import Any, Dict, List, Optional, Tuple
 
 from lib_py.delegation import mqtt_common
 from lib_py.delegation.mqtt_common import (
@@ -313,17 +313,20 @@ def _iter_records(registry_dir: str):
             logger.warning("skipping unreadable record %s: %s", path, exc)
 
 
-def get_feedback(job_id: str, registry_dir: str = DEFAULT_REGISTRY_DIR) -> str:
-    """Read the job's audit log or events log and return the detail of the last completed/error event."""
+def get_feedback(job_id: str, registry_dir: str = DEFAULT_REGISTRY_DIR,
+                 events: Tuple[str, ...] = ("completed", "error")) -> str:
+    """Read the job's audit log or events log and return the detail of the last
+    event whose kind is in ``events`` (completed/error by default; Issue #34's
+    sub-job table adds ``cancelled`` to see why a job was never dispatched)."""
     # 1) Try the unified audit log first (ndjson) since it's written synchronously by the subscriber
     try:
         from lib_py.delegation import mqtt_common
         logs_dir = mqtt_common.get_logs_dir()
-        events = list(mqtt_common.iter_logged_events(job_id, logs_dir))
-        for e in reversed(events):
-            if e.get("source_event") in ("completed", "error"):
+        logged = list(mqtt_common.iter_logged_events(job_id, logs_dir))
+        for e in reversed(logged):
+            if e.get("source_event") in events:
                 return e.get("detail", "")
-            if e.get("event") in ("completed", "error"):
+            if e.get("event") in events:
                 return e.get("detail", "")
     except Exception:
         pass
@@ -339,7 +342,7 @@ def get_feedback(job_id: str, registry_dir: str = DEFAULT_REGISTRY_DIR) -> str:
                         continue
                     try:
                         payload = json.loads(line)
-                        if payload.get("event") in ("completed", "error"):
+                        if payload.get("event") in events:
                             feedback = payload.get("detail", "")
                     except json.JSONDecodeError:
                         continue
diff --git a/.agents/skills/lib_py/loop/runner.py b/.agents/skills/lib_py/loop/runner.py
index f29eecc..539daff 100644
--- a/.agents/skills/lib_py/loop/runner.py
+++ b/.agents/skills/lib_py/loop/runner.py
@@ -38,6 +38,8 @@ SUBJOB_RULE = ("규칙: 열린(OPEN)·미확인 종결(CLOSED-UNCONFIRMED)·실
                "[VERDICT: NOT PASS] 를 내십시오. creator 리포트가 해당 부분의 대체 완료를 입증하면 예외입니다. "
                "CLOSED-UNCONFIRMED 는 오케스트레이터가 마감으로 닫은 잡이며 그 에이전트는 계속 일하고 있을 수 있습니다. "
                "리뷰 중 소스가 바뀌면 이 회차의 승인은 무효가 됩니다.")
+STRAY_RULE = ("규칙: 귀속되지 않은 열린 잡은 --parent-job 없이 등록된 이 작업의 하위 위임일 수 있습니다. 그 잡의 산출물이 "
+              "작업 목표에 필요하다면 산출물을 미완으로 보고 [VERDICT: NOT PASS] 를 내십시오.")
 SELF_REVIEW_PROMPT = ("작업 완료 상태에 대해 스스로 검증(Self-Review)하여 결함이 없음을 확인하고 종결해주세요. "
                       "리뷰 리포트 마지막에 단독 행으로 반드시 '[VERDICT: PASS]' 혹은 '[VERDICT: NOT PASS]' 태그를 명시해주세요.")
 
@@ -684,7 +686,9 @@ class LoopRunner:
         status = str(r.get("status") or "?")
         if status not in TERMINAL:
             return "OPEN", "-"
-        reason = job_registry.get_feedback(str(r.get("job_id")), str(self.jobs_dir)) or ""
+        # merge review N1: a cancelled job's reason lives in its `cancelled` event
+        reason = job_registry.get_feedback(str(r.get("job_id")), str(self.jobs_dir),
+                                           events=("completed", "error", "cancelled")) or ""
         if status == "completed":
             return "completed", reason or "-"
         if reason in ORCHESTRATOR_CLOSED or (status == "error" and not reason):
@@ -716,6 +720,10 @@ class LoopRunner:
         stray_text = (" ".join(f"{r.get('job_id')}({r.get('agent_session', '?')}, {r.get('status')})" for r in stray)
                       if stray else "없음")
         stray_line = f"[귀속되지 않은 열린 잡] (부모 미표기, 이 작업 중 등록됨): {stray_text}\n"
+        if stray:
+            # merge review K1: the case where --parent-job was left out is the one
+            # the table cannot show, so the rule has to name it explicitly
+            stray_line += STRAY_RULE + "\n"
         if not rows and not stray:
             return ""  # no sub-delegation: the prompts stay byte-identical (Issue #34 requirement 3)
         if not rows:
diff --git a/tests/test_issue34_job_tree.py b/tests/test_issue34_job_tree.py
index 1d5c732..fded981 100644
--- a/tests/test_issue34_job_tree.py
+++ b/tests/test_issue34_job_tree.py
@@ -224,6 +224,33 @@ def test_t2b_the_wait_is_bounded_in_time_and_in_size(tmp_path, monkeypatch, caps
     assert "over MAM_JOB_TREE_MAX=1" in capsys.readouterr().err
 
 
+def _cancel_before_injection(env: dict, reg: Path, jid: str, reason: str) -> None:
+    """What the wrapper's finalize_unfinished does when the preflight cannot
+    see the target (target_not_found) or the session is busy."""
+    tok = _record(reg, jid)["dispatch_token"]
+    res = subprocess.run([sys.executable, str(REGISTRY), "--registry-dir", str(reg), "close", "--job", jid,
+                          "--request", "cancelled", "--detail", reason, "--expect-dispatch-token", tok],
+                         capture_output=True, text=True, env=env, timeout=120)
+    assert res.returncode == 0, res.stderr
+    _publish(env, reg, jid, "cancelled", reason)
+
+
+@pytest.mark.parametrize("reason", ["target_not_found", "session_busy"])
+def test_t13_a_sub_job_cancelled_before_injection_is_not_dispatched_in_the_table(tmp_path, monkeypatch, reason):
+    """Merge review N1: get_feedback ignored `cancelled` events, so the table
+    showed a bare `cancelled` and the reason (never dispatched vs. the agent
+    failing) was lost."""
+    env = _env(tmp_path)
+    reg = tmp_path / "reg"
+    p = _jid(_submit(env, reg))
+    c = _jid(_submit(env, reg, "--parent-job", p))
+    _cancel_before_injection(env, reg, c, reason)
+    assert _record(reg, c)["status"] == "cancelled"
+    block = _runner(tmp_path, monkeypatch)._subjobs_block([p])
+    assert f"| {c} | " in block, block
+    assert f"| NOT-DISPATCHED | {reason} |" in block, block
+
+
 def test_t7_a_job_without_children_is_waited_for_as_before(tmp_path, monkeypatch):
     env = _env(tmp_path)
     reg = tmp_path / "reg"
@@ -458,6 +485,8 @@ def test_t6_an_unattributed_open_job_is_shown_and_waited_for_only_on_request(tmp
     prompt = _review_prompt(ctl)
     assert "[하위 위임 잡] 없음" in prompt
     assert re.search(rf"\[귀속되지 않은 열린 잡\] .*: {uid}\(herdr:img, pending\)", prompt), prompt
+    # merge review K1: the reviewer gets a rule for that job, not only the fact
+    assert "귀속되지 않은 열린 잡은 --parent-job 없이" in prompt and "[VERDICT: NOT PASS]" in prompt
 
     ctl2 = _loop_ctl(tmp_path / "strict")
     res2 = _run_loop(ctl2, _loop_env(ctl2, FAKE_WORKER="stray", MAM_CHILD_WAIT_S="3"),