This is a platform - jumping puzzle - solving game. You find yourself in a place completely engulfed in darkness, where you need to do your best to understand the story of this world. Use the newly learned knowledge to explore more areas, uncover the connection between this world and your original one, and find a way back to your own world.
Reach new areas by dispelling darkness: The passages between areas may be blocked by purple mist. Only after dispelling the darkness within an area will the mist disappear.
Full of various mechanisms, use them to access more areas: The puzzles in each area are different. A wide variety of creatures and environments combine to form diverse puzzles. Use your understanding of different creatures and environments to access new areas.
Learn new knowledge and reach previously unexplorable areas: During the exploration, you may sometimes come across new things that baffle you. Don't worry. The secrets about them are waiting to be discovered somewhere.
Understand the story behind the darkness and find a way back to your original world: In the game, there is a kind of plant that records the thoughts of the people who once lived here. By learning about their stories and acquiring their knowledge, you can gradually find a way back to your own world.