Missing Detail Mystery Files
Immersive case file investigations with printed and online evidence, online hints, answer submission, and gated solutions. Carefully built for solo detectives, couples, group game nights, date nights, and mystery lovers who want a thrilling story to crack.
Current case file
The featured investigation
A celebrated genius. A locked facility.
A GENIUS FOUND DEAD INSIDE A TOP SECRET FACILITY
A top-secret research facility. A talented cryptanalysis leader. A death that looks accidental, until a mystery person sends you the case file under the name The Archivist.
Case archive
Our files
Choose the mystery that matches your mood, your group, and the kind of detective you want to be tonight.
How to play
How to play
Move through the case at your own pace. The file gives you the evidence; the portal is there only when you need it.
01
Open file
Begin with the printed case file and lay out the evidence.
02
Study evidence
Build the story, test your theories, and discuss what really happened.
03
Use hints only if needed
Hints are layered so you can get a nudge without spoiling the answer.
04
Submit answer
Commit your theory online before revealing the official solution.
Inside the box
The pieces players expect
EXHIBIT A
Physical file
Evidence You Can Feel
A wide range of printed evidence, including character files, witness statements, forensic reports, newspaper clippings, redacted memos, and more. Each piece is carefully designed to feel authentic, connect the dots, and pull you deeper into the investigation.
EXHIBIT B
Visual evidence
Photos, stills, and timestamps
Crime-scene photos and CCTV captures give players something to inspect, compare, and argue over. What is missing from the frame matters.
Online portal
Hints, answers, and locked files
Spoiler-safe hints escalate in layers. The answer portal lets players commit before revealing the official solution.
FAQ
Questions, answered
A few things players usually want to know before opening a case.
Most cases work for solo players or small groups. The best number depends on the specific file.
Most investigations take one focused evening, and you can pause whenever you want.
The printed file carries the investigation. Online pages are used for hints, answer submission, and the official solution.
Use the hints only when needed. They are layered so you can take the smallest nudge first.