Like Black Swan, But With More Giant Robots! In a future world where an organization called the GGP has taken control of the world, Rin Ogata was a promising up-and-comming ballet dancer, but suffered a serious injury and decided to quit. Years later in college she comes across a club building and soon finds herself intrigued by a transforming motorcycle like vehicle called a Rideback. She soon finds that her unique ballet skills with balance and finesse make her a born natural on a Rideback.