Rika go sees her old boyfriend Sora, who had been crippled and became a wheelchair user after an unknown perpetrator had gravely injured most of her old Sleeping Forest teammates. When she and Sora find out that Ikki was overhearing their conversation, Sora and Rika tell Ikki of the latter's now growing hatred toward Air Trecks. In order to resolve their differences, Sora wagers a Parts War match between the Noyamono siblings against Sora, Ikki and the former's dogs Stone, Cold and Stunner.