Chorus of Carcosa is a first-person psychological horror game from developer and publisher Chameleon 42. The game draws inspiration from Robert W. Chambers' 'The King in Yellow' fiction. Gameplay centers on stealth mechanics and environmental puzzles within a decrepit apartment building. The expected playtime is approximately two to three hours.

Players assume the role of a sculptor compelled to flee his home after a violent encounter. The experience emphasizes tension and survival, requiring players to avoid detection by unseen threats. Environmental puzzles and mystery-solving are integral to progressing through the narrative, which questions the protagonist's perception of reality.