Masamune returns from the camp and Sagiri is happy to have Masamune back home. The release date of the new book is approaching the two. Once released, Masamune heads to the bookstore to see the new book. He video calls Sagiri on her tablet and tells her about the time he started writing his stories. Masamune says that “a certain incident” prompted him to be deeply devoted to novels. Around the same time, Sagiri had also begun to attend school again following “a certain incident.” This episode is about that “certain incident” that links their past and present--.