Case File 01Stairs of Deceit
Beneath the glass towers of Canary Wharf, a CEO lies at the foot of a stairwell. The fall looks too neat, the story too polished. Everyone has an alibi — only one of them is lying.

Step into the case file. Sift the evidence, interrogate the suspects, and find the one lie that gives them away — with the clock ticking.
From £2 a case · No subscription · Phone, tablet & desktop
Four original cases to crack now, with more on the way. Each is a self-contained hour of deduction — every clue is yours to examine, and every suspect has a reason to lie.
Case File 01Beneath the glass towers of Canary Wharf, a CEO lies at the foot of a stairwell. The fall looks too neat, the story too polished. Everyone has an alibi — only one of them is lying.
Case File 02A million-pound Bitcoin fortune vanishes from a locked Canary Wharf apartment. No forced entry, no witnesses — just a tangle of suspects with secrets to bury. Follow the money before the trail goes cold.
Case File 03A gang leader collapses moments after drinking his signature blue slushy. Work the CCTV gaps, chemical traces and rival agendas to expose who poisoned the cup — and who only wanted you to think they did.
Case File 04At 38,000 feet on an overnight flight to Singapore, a hospitality tycoon is found dead in his sealed business-class suite. The cabin has no cameras — but the aircraft logged almost everything else. Read the records, break the alibis and unmask a killer who never left their seat.
A reunion weekend at a remote Highland hotel, cut off by a blizzard. By dawn the host is dead — and the only witnesses are the building's smart-locks and the guests' own smartwatches.
A new case is being written — a new victim, a fresh circle of suspects, a trail of evidence no one has cracked yet. Will you be the first to close it?
No rulebook, no fluff. Just you, the evidence, and one hour to get it right.
Pick a mystery and step into the live police investigation.
Comb forensic reports, 999 calls and CCTV. Interview every suspect.
Lock in your deductions as the case unfolds — and the clock ticks down.
File your verdict before time runs out, then get scored on your reasoning.
Built to feel like the genuine article — the closest you'll get to working a real case from your sofa.
Real-style incident reports, witness statements, phone records and forensic exhibits — not multiple-choice trivia.
Every suspect has a motive, an alibi and something to hide. Catch the contradiction and you catch your culprit.
A live countdown turns deduction into pressure. When the timer hits zero, you commit to a verdict — ready or not.
Your accusation is scored on motive, method and evidence — from Rookie to Chief Inspector. Can you get a perfect file?
No subscription, no catch. Buy a game token, pick a case, and start investigating.
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“Absolutely brilliant! The evidence feels so real and the time pressure makes it genuinely exciting. Solved it with 3 minutes to spare!”
“Best detective game I've played online. The cases are perfectly pitched — challenging, but solvable with careful attention to detail.”
“Played this with my team for a Friday activity. Everyone was completely engaged — brilliant for team building.”
“The attention to detail is incredible. You genuinely feel like a real detective piecing the case together.”
The culprit is counting on you missing the detail that gives them away. Prove them wrong.