Masaki wants to deliver the chocolate she painstakingly made for Valentine's Day.
Just as she is about to approach Shun after school, a girl from another school stops Shun with her own chocolate and a confession.
After witnessing the event, Masaki tries to leave, but Chizuru notices and chases after her.
A day for boys and girls to pretend...
Un día en que los chicos y las chicas
Un día en que los chicos y las chicas
Um dia para garotos e
 garotas fingirem...