Shouta Kasuga, a Kamakura high schooler cursed with a face that flushes at the slightest provocation, falls for a girl who asks him to take her photo — then learns she is rising idol actress Sana Shinomiya. To help her gain the romantic experience her acting role demands, Shouta agrees to pose as her boyfriend, only for his childhood friend Yui Nanasato, a gravure model, to stake her own claim on him.