AKUMA is a popular motorcycle which the riders love. It's the perfect partner when you drive across the cyber-punky city. Yuki is the one of the riders who wants to get the AKUMA. Yes, Yuki rides a motorcycle. In every weekends, she meets her fellow riders and goes to drive. But AKUMA's price is so expensive, it's more than a small house. That's why Yuki started to work here as a florist. She was not a diligent student, but she is a genius at flowers. Thinking about AKUMA, she starts her day again.