Backrooms Lost Runners Build 23785714 (upd.19.06.2026)

Backrooms Lost Runners is a co op survival horror game from ShimStudioGames where you and your team must navigate the endless labyrinth of Backrooms a place where every sound could be your last. You'll scour abandoned camps for resources, solve puzzles, and manage food, clothing, and tools wisely, all while trying to stay sane. The game features creatures that hunt by sound, light, and movement, forcing you to remain silent and strategically use the environment. A unique mental health system tracks your state of mind darkness and isolation will break you, causing the world around you to distort.

When you die, you're sent to the surreal realm of the Tesseract, where you must fight your way back to life, potentially costing your team precious time. Voice chat is essential for coordination, but talking too much invites mortal danger. You'll unravel the mystery of Backrooms through journals, audio logs, and traces of previous survivors, while also encountering reality-bending anomalies like zero-gravity zones and shifting architecture. The game balances risk and reward: venture solo for the best loot or stay safe with your team. Every decision matters when teamwork is your only weapon, and even a whisper can doom you all.

NOTE. Uploaded version: 19 June 2026 [Build 23785714]. This is Full Release and latest version of game. The game is already Pre-Installed and ready to run, read the instruction below.