In the seemingly peaceful world, there are "monsters" belonging to the dark side. In order to protect this fragile and beautiful world, the young doctor who does not want to be a detective because of fate, the miko who yearns for a peaceful life, the boy who wants to live a meaningful life, and the girl who wants revenge are all working hard for a certain goal of their own. But on that day, they all lost something, burdened with their own destinies. From then on, their destinies were connected together. Gradually, they also understood the meaning of human existence...
