System of Souls is a first-person puzzle-platformer. Throughout a series of tests, L-064N will discover with Aura, an overdeveloped AI, the neurotechnology facilities of ION and the events that have led him to his current path. The story seems to be based on a simple explanation, but the player will gradually discover the feelings and experiences of other robotic beings like him which will lead to a path of doubts regarding the truth you have been told.