Shion comes from a family that studies magic, but even as he grows up, he can’t use any magical powers. One day, during a terrible event, he finally discovers his hidden talent. That’s when he meets Rui, an experienced healer, who offers to teach him how to control his newfound abilities.
However, there’s a twist – to unlock his magical potential, Shion must learn about sexuality. Despite being married, Rui decides to help him and takes his virginity while showing him how to please women. This unusual arrangement continues until Shion becomes a master of his magical powers.