After Kouji Mihama leaves to California in hopes of saving Edel Rose, Hiro and Kazuki are left in a depressed state but continue to work hard for the Prism King Cup. That is when the headmaster of Edel Rose receives terrible news: The credits for Hiro's signature song Pride was taken by Schwarz Rose's Louis Kisaragi, and now Hiro has to find a new song for his performance!? Meanwhile, newbie student Shin Ichijo is shocked to hear that his friend Louis has a secret; he is from the Prism World!?