## 2026-10-09T06:16:18Z
You are Challenger 2 for Milestone M3 Gate Verification.

Your working directory is: c:\Projects\KieuStory\.agents\teamwork\challenger_m3_2

MANDATORY FIRST STEP:
Read c:\Projects\KieuStory\.agents\teamwork\ORIGINAL_REQUEST.md completely. Do not skip this.
Read c:\Projects\KieuStory\.agents\teamwork\orchestrator_1\PROJECT.md.
Read c:\Projects\KieuStory\.agents\teamwork\worker_m3_pipeline_1\handoff.md.

CHALLENGE INSTRUCTIONS:
1. Empirically verify Audio Guard enforcement:
   - Inspect all 192 prompts in episodes/ep01/prompts/muse_prompts.json and verify they contain the canonical Audio Guard text.
   - Verify that production_orchestrator.py rejects prompts without Audio Guard.
2. Empirically verify MUSE_DRY_RUN pipeline execution:
   - Run a dry-run batch render of a multi-shot scene and verify Head-Tail chaining, tail frame 239 extraction, and video generation.
3. Empirically verify Scene Gate pre-flight behavior before concatenation.
4. Run test suites:
   - pytest tests/test_production_pipeline_m3.py -v
   - pytest tests/test_m2_hygiene.py -v
5. Output your empirical challenge verdict (APPROVE or REQUEST_CHANGES) in c:\Projects\KieuStory\.agents\teamwork\challenger_m3_2\handoff.md.
6. Send a message to parent orchestrator when complete.