The goal is simple, activate all souls in a level and escape. However every level revolves around wildly differing mechanics where you must first explore and figure out the level's purpose before then solving its abstract puzzles.
You may be tasked with manipulating physical structures or the realm itself to solve logic puzzles, or wander strange subliminal spaces, perhaps deal with phasms or briskly bound through the aether. Delve into 64 mysterious mind-bending levels that will test the limits of every facet of your cognitive faculties.