Three delivery girls named Natsumi, Ayane and Haruna work for a delivery company called "Rapid Angel". When the girls take on the task of delivering some important blueprints it turns out that an evil organization is after these papers too.

Three delivery girls named Natsumi, Ayane and Haruna work for a delivery company called "Rapid Angel". When the girls take on the task of delivering some important blueprints it turns out that an evil organization is after these papers too.