It's the day of the Miyakejima TT finals. An unexpected problem makes it difficult for the Miyakejima Girls High School team to participate in the race. Though they work to get in racing condition, they're still unable to meet their own expectations. The other teams are worried about them, but feeling obligated to perform their best, they're unable to lend a hand. Just as Yuri Miyata and Megumi Meguro are about to give up, their mechanic Mutsuki Shimazu puts in one final effort...