Kaori, who had suggested the date herself, becomes flustered upon learning that Sota and Ayano went to a hotel. Still, as Sota's sister, she tries to mediate between them... Meanwhile, Sakura, Kyoka, and Yuria, having heard the whole story, come up with a bizarre theory: Since they're also members of the girls' volleyball club like Ayano, they should have the right to do the same thing! And so, they begin seducing Sota!