Open each exhibit for its fictional source notes and unresolved question. Nothing here is an active case record.
Free Member Demo
Free demo — fictional sample experience. Case File 001 materials are still in preparation.
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Member-area walkthrough
Work a sample file.
A fictional walkthrough of the CIRCUMSTANTIAL member format: inspect exhibits, separate what is known from what is assumed, and test a careful theory without claiming a solution.
- Sample file
- The Paper Comet
- Demo status
- Interactive, fictional only
Evidence packet / exhibit 01
The overwritten date
Investigator workspace
Keep the record clean.
Classify each fictional clue. Feedback appears immediately and stays in this browser only.
Classify all three clues to complete the workspace stage.
Theory prompt
What is the most careful explanation for the overwritten date?
Choose a provisional reading. In a real investigation, a theory guides the next question; it does not turn uncertainty into a conclusion.
Complete the clue-board labels before selecting a theory.
Locked next drop
Exhibit 02 / The blackout schedule
Free demo — fictional sample experience. Case File 001 materials are still in preparation. Complete the fictional clue-board and submit a provisional theory to reveal one additional sample detail.
Preview locked
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Founding Detective Membership
This free fictional walkthrough shows the investigation format. Founding Detective Membership is the next step for $12/month: your account and founding status begin now, and member-only editorial releases follow as they are published. Cancel any time.