Tatara Tani is so average it hurts—the only thing he has going for him is that his childhood friends are ultra-popular idol Yuriko Hanazono and her fashionable twin, Rinko Hanazono! They’re both his classmates, and his long standing relationship with them makes others seethe. So he thinks he’s hit the jackpot when Yuriko asks him to the amusement park with her, even though idols aren’t allowed to date. She dresses up as Rinko to fool the world, but when her ruse is discovered by the school, it’s up to Rinko to save her sister’s reputation…by dating Tatara herself? This crazy rom-com of errors begins!
Finally, it’s the day of the school festival! Before the band competition starts, Tatara and Ranko will participate in a lovey-dovey couples battle! The ordeals are so embarrassing that fainting in agony is inevitable! Afterward, it’s finally time for the band contest to begin! Between Momo’s band and Ume’s band, who will come up as the champion?! As the contest begins, the twins and Tatara’s wheel of destiny is about to be set in motion! This volume marks the end of the school festival arc!