As Haruka tries to keep the fact that she overheard Yoshihisa's confession from him, she and the others go to a karaoke place, where it is soon revealed that Haruka is completely tone deaf. The next evening, as Haruka plans to make a home-made lunch for Yoshihisa, Hiyori has some of her karate members slightly attack Yoshihisa, but it goes disastrously wrong and they end up hospitalizing him...