Karaoke Crisis Rentarō and the girls visit a karaoke bar for a date, during which Shizuka's singing causes all the girls to become overwhelmed by cuteness due to Kusuri secretly drugging everyone. Afterwards, Rentarō meets his tenth soulmate, second year student Mimimi Utsukushisugi, who goes to extreme lengths to make herself beautiful. Her preening prompts a mallgoer to retaliate, but Rentarō protects her. After he accepts an apology from the mallgoer, Mimimi confesses to Rentarō before realizing that Nano is among his current girlfriends. Having been slighted by Nano in the past, Mimimi challenges her to a beauty seeking contest to determine who will remain as Rentarō's girlfriend.