After his wife, Tsuki, was abducted by an onmyoji sorcerer, Konosuke tries to get on with his life. Struck by a curse that affects his memory, he can't remember who Tsuki was. Then he meets Aya, a young medium whose powers may help Konosuke recover his memory and aid him in his search for Tsuki. His inquiries lead him to the Bureau of Onmyo, who are more than just glorified fortune tellers...