Fuuta, an average-looking salaryman, has never had luck with women. However, one day he meets a strange girl at a dating agency. She always wears a different mask whenever they go out on dates. One day, Fuuta saves her from what he believes are thieves, and she confesses and proposes to him immediately after. On the night of their wedding, she removes her mask and finally reveals her identity. She is Kirari, the super-idol singer Fuuta admires! Thus begins their life as a married couple.