The Room That Never Opened

Hotel records show that Room 407 was never opened for seven days, yet its guest ordered dinner every night. On the eighth morning, a housekeeper found the room empty—and a letter whose ink was still wet.

Begin investigation →Read the rules Print & Play ↓

DIFFICULTYIntermediate

ESTIMATED TIME15–25 min

QUESTIONS22 propositions

ACCESSFree case

YOUR ASSIGNMENT

Choose what deserves an answer.

Use fixed Yes and No responses to eliminate contradictions, then submit one complete theory.

Every answer is authored
Skipped questions return later
Evidence, excess Resolve spending, and wrong theories shape the rating; reading time is free