Across
- 7. Common mystery weapon
- 8. Proof you were elsewhere
- 9. Person behind the crime
- 10. Person solving the crime
- 14. Search for the truth
- 16. Main crime in the story
- 18. Reason for committing a crime
- 19. Possible criminal
- 20. Unexpected plot surprise
Down
- 1. Admitting the crime
- 2. Clues found at the scene
- 3. Impossible crime setup
- 4. Suspense-filled book genre
- 5. Hint about future events
- 6. Something that helps solve mystery
- 11. Serious police questioning
- 12. Someone who saw something
- 13. Unique identifying mark
- 15. Hidden information
- 17. Hidden identity