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The Backrooms : Lost Guest

About this game

A lost journey that begins with a train accident.
Try to escape by solving puzzles with your friends, where fun and fear intertwine.

A new and different Backrooms game where you and your friends can experience an unforgettable adventure together.

The Backrooms : Lost Guest

The Backrooms : Lost Guest is a visually realistic, co-op survival horror exploration game developed with UE5, supporting 1 – 6 players. Evade terrifying creatures and deadly hazards while solving room-based puzzles to find your way out of the Backrooms. A chilling adventure awaits you…

Developer

SternRise

Publisher

SternRise

Release Date

01 January, 2026

Platforms