＂In the heart shadowed by darkness, love shines＂.

In a far away village, lived a teenage girl who discovered herself inheriting a clan told in ancient legend as ＂Krasue＂. The only one who knows about this secret is a boy who is also a friend of her. He tries every possible way to protect her from the scared and raging villagers that are hunting for Krasue. Not only humans but another specie of monster is chasing for her heart. Struggles has pushed the two to grow closer, their hearts does too.