Taya Pheles is your average high school teenager. She is secretly in love Rin Okumura, a trouble maker at her school. One day, she finally works up the courage to ask him on a date and soon to go out with her. What she doesn't know is that her life is going to change forever when she finds out that Rin is actually the bastard son of Satan himself. now dating the half human-half demon, Taya has to make a tough choice, either to stay with him and risk being targeted by Satan or to dump him and lose the only love of her life.