Otomegi Otome, who has become a female college student, had a rough dream of "taking a new step." At that moment, there was a pretty amazing car that looked dashing across in front of her... That car is a fiery red roadster! The driver is a girl who loves cars, Subeyama Yae! After Yae's passionate appeal, he started purchasing a pure white Copen!? Along with the open car, Hana's life as a female college student begins!!