Hagoromo Maki is a country girl who commutes to a city school with her friend Motoko. Tired of crowded trains, they dream about flying to school like cool kids. Their dream becomes a reality when Motoko restores abandoned Shidenkai plane that was once piloted by the legendary "Maki of Shidenkai" in the old days of Ishigami Girls School. But anyone who dares to fly is issuing a challenge to aerial gangs ruling the skies of the city.