Both an avid fan of the indie rock band UxMishi and in love with vocalist Kuuga Sakurai, Sakura invites Misaki and Shizuko after school to an upcoming tea party hosted by UxMishi at a restaurant called Sun Vaca Cafe, where the Idiot Trio surprisingly work part-time as waiters. On the day of the tea party, Kuuga takes interest in Misaki and ignores Sakura...