A full naive Act One drive through the agent protocol in an isolated HOME: Ears t15, Eyes t82, Debt Settled with the benefactor-note ending, Marcus recruited unwitting, stairwell badge cloned day 9. Verdict: the emission/observer texture and the plot's causal beats land as designed; the friction concentrates at the decision-to-effect seam (undiscoverable choose option ids, invisible reservoir starvation, drain-delayed command answers). Eight findings; the five mechanical ones enter the tick findings queue; one prioritized recommendation (print bound choose commands on held-choice rows). Defense: wiki/playtests/README.md — complete player-surface evidence is filed as an append-only Type: log report linked from the README and SUMMARY in the same commit; findings route through the tick ledger rather than ad-hoc fixes.