: Players often get stuck here; look for interactive objects that correlate with environmental numbers or symbols.

: You navigate a detailed, "hellish" environment designed for high-tension psychological horror. Be thorough; missing small environmental clues can stall progression. Key Puzzle Areas :

: If you are aiming for a specific "Nightmare" run, you can reset your achievement status outside the game by using the Steam console ( Windows+R -> steam://open/console ) and entering achievement_clear 1943950 NIGHTMARE . Tips for Success

: The developers occasionally update puzzle mechanics. If a solution from an older guide doesn't work, ensure your game version matches the guide (e.g., Version 1.01).

The game relies heavily on "outside the box" thinking to solve its many puzzles.

: You must match signs found throughout the environment to a central mechanism.

: Requires lighting specific candles in a set order.