HiddenLight is an adventure platformer without time and place, but with a huge mystery. You have to go through quests and puzzles. Hide from demons or fight with them. This story is about a brother and sister trying to survive in a world where the sun has disappeared. You play as Saul, a teenager who goes in search of his younger sister Celine, who disappeared after the world fell into darkness. You will have to face the dangers of this dark world, as well as find out what happened to the sun and how to get it back.