Natsuo and schoolmate Alex catch a thief who stole Rui's underwear. Alex becomes interested in Rui but when Natsuo introduces them, Rui storms out. Natsuo cooks for Rui to apologize, which she accepts by having him kiss her. Hina sees this and becomes upset, and Rui tells Hina her true feelings. Hina decides to move out. On a family outing to a shrine, Natsuo tries to talk to Hina; she initially tries to avoid him but then confesses her true feelings and how she couldn't hold back if she stayed. They hold hands as they walk home.