The disputes that took place in the Onmyoji family in ancient Japan awakened the sleeping monster of humanity. The secret that the family has hidden for many years, the sad blood relationship, and the person who shouldn't fall in love with him after all. Brother, can you be gentle to me? Brother, you love me, right? So why abandon me? Why do you want Kamo Seitai to take care of me? Father, Mother, I will definitely avenge you!