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.
I was so afraid and uncertain,
Con tanto miedo e incertidumbre,
Con tanto miedo e incertidumbre,
Fiquei com tanto medo e com incertezas,