Iris is the great wizard's greatest disciple, but has severe social phobia. To overcome this problem, she runs a workshop alone under the orders of her teacher, Elaine. One day, her life is threatened by a mysterious woman who visits her. However, just as she is about to be killed, Iris becomes possessed by the woman's body. however… The owner of her possessed body is the queen of the empire? She has the Sword Master King as her husband!?