A 17-year-old boy, Nagisa lives at Enoshima; Shun comes to visit his father who lives in Enoshima, but his father has to go away on business unexpectedly; Shun goes out for a walk at beach and they get to know each other in an unexpected way.

Nagisa suggests Shun to stay Enoshima and Shun goes surfing with Nagisa for the first time; Nagisa takes Shun with him to meet his girlfriend, Matsuko, for having a talk to end the relationship; Nagisa notices that he likes Shun.

Nagisa has noticed that he likes Shun; Nagisa is concerned over what does Shun think about a man loving a man; he hasn't gotten confirmation of homosexuality yet.

Nagisa and Chika start going out; on the other hand, Ako decides not to confess her feelings to Shun as she finds out that Shun has fallen in love with somebody; unfortunately, Shun has to return home in few days.

Shun's departure date approaches; Chika and Ako are conscious of Nagisa's feelings towards Shun; Chika encourages Nagisa to confess his love to Shun; Nagisa is nervous because of his painful memories; Shun also notices that he likes Nagisa.