Defying Kurosaki-kun, Volume 15 (Defying Kurosaki-kun #57-60)

In an accident at the summer festival, Yu lost her memories of high school, including her entire relationship with Kurosaki-kun. When Kurosaki-kune worriedly joins the amnesiac her on her summer visit with her parents anyway, Yu finds herself more and more curious... and her attempts to talk to him somehow culminate in a risqué encounter! Not one to be outdone, Shirakawa-kun whisks Yu away behind Kurosaki-kun's back. The two princes' showdown over Yu hurtles toward its finale. Will their friendship survive?