Pick your level — Easy, Medium, or Hard.
A priceless star map disappeared the night of the eclipse. Each astronomer worked through the dark in a different dome along the ridge. Walk the domes, one by one, and name the thief.
The night train pulled in one passenger short. The remaining travelers each rode in a different compartment, numbered from the engine back. Reconstruct the carriage.
A fake high-value chip worth a fortune slipped through the cashier's cage just before the house closed the books. Every suspect sat in a different private gaming room set out in a single long row. Trace the row and unmask the forger.
Same three cases for every detective · new files at midnight UTC