Since there are many "Backrooms" games, you need to identify which one you have to find a gameplay guide:
While mechanics vary by game, almost all Backrooms titles share a common set of rules: Inside the Backrooms - ArgosVR Dans.les.arriГЁre-salles.v0.2.1d.rar
Another massive indie hit featuring realistic liminal spaces. Since there are many "Backrooms" games, you need