The Sin Of Fabien is an atmospheric psychological horror game in which the player tries to understand why they've ended up in a strange house where everything seems simultaneously familiar and alien. The protagonist is haunted by the name "Less," which pops into their head again and again, as if their memory is deliberately trying to keep something important out of their consciousness. The truth is starting to leak out Exploring the house quickly becomes a difficult journey through alien memories, disturbing hints, and things the hero clearly tried to forget. The environment changes depending on the player's decisions: the rooms become increasingly less normal, the atmosphere becomes more oppressive, and events increasingly make one doubt whether one can even trust one's own perceptions. Instead of straightforward horror, the game emphasizes a sense of internal tension and constant uncertainty. The plot gradually unfolds themes of guilt, denial, and silent complicity, forcing players to examine not only the events around them but also why the protagonist is so desperately trying to avoid confronting reality. Features of the game Psychological horror with a choice of actions. Changing environment and atmosphere. Exploring home and hidden memories. A story about guilt and denial of truth.