The cases for 2026-09-17
Three deduction cases: Easy, Medium, Hard. Each has exactly one solution, reachable by logic alone. No guessing, ever. Solve any one to keep your streak.
Play these cases →Case Nº 2026-09-17 is free to play for its first 7 days. After that it moves to the Pro vault, and Pro opens it here or in the app.
The Vanishing Aboard the Aurelia — the Clay file
EASY · 12 cluesThe chief steward logged every first-class passenger to a cabin on the promenade deck. Then the lights dimmed for the captain's toast, and a diamond brooch vanished mid-ocean. The log is torn. Restore it, cabin by cabin. The file names 4 passengers; Desmond Clay's statement sits on top of the pile.
- 1. Desmond Clay and the passenger in the naval greatcoat are the same person.
- 2. Vivienne Aubert and whoever spent the evening at the cocktail bar are the same person.
- 3. Cordelia Ashe was in a lower-numbered cabin than whoever spent the evening at the card lounge.
- 4. The passenger in the fur stole was right next to whoever spent the evening at the smoking room.
- 5. The passenger in the naval greatcoat was right next to whoever spent the evening at the library.
- 6. The passenger in the fur stole was in the cabin right before whoever spent the evening at the card lounge.
- 7. Theo Marchetti was right next to whoever spent the evening at the library.
- 8. Cordelia Ashe was right next to the passenger in the naval greatcoat.
- 9. Vivienne Aubert was in a lower-numbered cabin than the passenger in the naval greatcoat.
- 10. Theo Marchetti was in a lower-numbered cabin than whoever spent the evening at the card lounge.
- 11. Theo Marchetti was in the cabin right before whoever spent the evening at the library.
- 12. Vivienne Aubert was in a lower-numbered cabin than the passenger in the lace veil.
The Cloister Scandal at Wexford College — the Rosendale file
MEDIUM · 13 cluesBy the time the chapel bells rang, every story matched: locked library, missing volume, a corridor of scholars who saw nothing. The rooms know better. Place every professor before the college calls its hearing. Statements were taken from all 5 professors; Dr. Rosendale's is the first page.
- 1. Sister Beaumont was right next to the professor reading the Greek primer.
- 2. Magister Finch was in a lower-numbered room than the professor who claimed to be at the lecture theatre.
- 3. Magister Finch and the professor who claimed to be at the archives had exactly 1 room between them.
- 4. The professor reading the star chart and the professor who claimed to be at the chapel had exactly 1 room between them.
- 5. Bursar Quill was in the room right before the professor who claimed to be at the lecture theatre.
- 6. Dr. Rosendale was in the room right before the professor reading the star chart.
- 7. Chaplain Sykes was right next to the professor reading the star chart.
- 8. Chaplain Sykes and the professor who claimed to be at the lecture theatre are the same person.
- 9. The professor reading the treatise on optics and the professor who claimed to be at the chapel are not the same person.
- 10. The professor reading the volume of sonnets and the professor who claimed to be at the boathouse are not the same person.
- 11. The professor reading the Greek primer was in the room right before the professor who claimed to be at the boathouse.
- 12. Sister Beaumont and the professor reading the treatise on optics are not the same person.
- 13. Chaplain Sykes and the professor reading the Greek primer are the same person.
Opening Night at the Meridian Gallery — the Lindqvist file
HARD · 17 cluesBetween the toast and the closing bell, someone traded a canvas for a forgery worth nothing but trouble. The guests drifted, but each ended the night at one spot on the gallery wall. Fix every patron to their spot. 5 patrons, 5 spots, and no two accounts that quite agree — start with Greta Lindqvist.
- 1. Imogen Frey was in the spot right before the patron looking at the marble torso.
- 2. Imogen Frey and the patron looking at the bronze bust are the same person.
- 3. Greta Lindqvist was right next to whoever arrived at 8:30.
- 4. Greta Lindqvist and whoever arrived at 7:00 are the same person.
- 5. The patron holding the vermouth was in the spot right before whoever arrived at 8:10.
- 6. Otto Krane was in a lower-numbered spot than Ezra Bloom.
- 7. The patron looking at the oil portrait was in the spot right before the patron looking at the bronze bust.
- 8. Greta Lindqvist was in the spot right before the patron looking at the oil portrait.
- 9. Otto Krane was right next to the patron looking at the fresco panel.
- 10. The patron holding the amaretto was in a lower-numbered spot than the patron holding the sherry.
- 11. Imogen Frey was in the spot right before the patron holding the iced tea.
- 12. The patron holding the vermouth was right next to whoever arrived at 8:10.
- 13. The patron holding the amaretto was in the spot right before the patron holding the red wine.
- 14. Otto Krane and whoever arrived at 8:30 are the same person.
- 15. Ezra Bloom and whoever arrived at 9:40 are the same person.
- 16. Otto Krane was in the spot right before the patron looking at the fresco panel.
- 17. The patron holding the sherry was in the spot right before whoever arrived at 9:40.
Every Verdict case has exactly one solution, provably reachable by deduction alone, no guessing required. Can you close all three?