Subaru leaves home for the bookstore to hold the book signing event. While he is away, Haru has an anxiety attack believing that Subaru is abandoning her. After seeing the neighbors come home to Taro, Haru gets paranoid and makes a mess of the house. Meanwhile, Subaru is nervous when he is sitting across a large number of fans lined up, but Kawase helps him to relax by telling him that he only needs to sign his name. The event is successful as his nervousness lessens with every book he signs. Nana comes by on Yūgo's behalf and learns that he is the author Mikazuki-sensei...