Ikuto enrolled in a school with a dormitory to escape the feeling of inferiority to his successful older twin brother, Takuto. There, Ikuto met the idol Sin from the group Double Moon, whom he was a big fan ...

Story 1: Renai Joujou Tsubasa, a normal teenage girl, promises to her dying grandfather that she'd fufill his last wish. However, it turns out that she must marry the heir of a tea ceremony school due to her...