Did you see? Kaisan is a story of a boy who swallows a cursed talisman, the finger of a demon, and becomes cursed himself. He enters a shaman school to be able to locate demons, other body parts and thus exercise himself. Yusi Itadori, a kind hearted teenager, joins his schools a cough club for fun, but discovers that it's members are actually sorcerers who can manipulate the energy between beings for their own cues