Kashiwada gets sick, and Oota ends up visiting her house to check on her.
While taking care of Kashiwada, Oota also meets her older brother. The situation becomes awkward for Oota because he’s already nervous being in Kashiwada’s house, and meeting her family makes him even more flustered. Meanwhile, Kashiwada’s brother calmly observes Oota and quickly notices how extremely expressive he is.