Shoko Morimura (Aika Yukihira) is a 36-year-old single mother who has been in a "friendship" with Kazuki Kitada (Sho Aoyagi), whom she met again at a high school reunion. For some reason, a 17-year-old girl, Saki Yamada (Akari Takaishi), whom Kazuki was taking care of, grows jealous of Shoko and causes an incident. This leads to a break-up, and Shoko is disappointed in Kazuki's defense of the young Saki. Second part of a two-part film adaptation of the popular manga by Yoriko Minato. Directed by Hideo Jojo of On the Edge of Their Seats fame.

36-year-old Shoko Morimura (Aika Yukihira) is raising her daughter on her own while working as a temporary worker. At a high school reunion, she reunites with her first love, obstetrician-gynaecologist Kitada Kazuki (Sho Aoyagi), and has a one-night stand with him. Shoko is once again excited, but becomes upset when Kazuki proposes that she become his "sex friend." Part one of a two-part film adaptation of the popular manga by Yoriko Minato. Directed by Hideo Jojo On the Edge of Their Seats, the film depicts the emotions of a man and woman who spend the night together at a class reunion.