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Pursue a ring of diamond thieves and their trail of cryptic puzzles in this ‘60s spy adventure. As Agent Epsilon you’ll choose your path as you chat with (or chat up!) suspicious contacts. Decode cryptograms, decipher clues and deduce answers as you solve wordplay & logic puzzles across the globe!
Linux · Mar 30, 2026
Worldwide · Exact date · Full release · IGDB
Mac · Mar 30, 2026
Worldwide · Exact date · Full release · IGDB
PC (Microsoft Windows) · Mar 30, 2026
Worldwide · Exact date · Full release · IGDB
Catalog sources
12 achievements available.

Hidden until unlockedSteam

Solved the museum photo puzzle.
LockedSteam

Deduced your contact in the café.
LockedSteam

Solved the international grid puzzle.
LockedSteam

Assembled the list of criminals.
LockedSteam

Decoded the door combination.
LockedSteam

Found the secret door.
LockedSteam

Defused the bomb.
LockedSteam

Solved the baggage tag puzzle.
LockedSteam

Discovered the base location.
LockedSteam

Gained entry to Double Base.
LockedSteam

Hacked the laser computer.
LockedSteam
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