Sayuki Sakurai is a girly-girl at heart, but her sharp tongue and equally sharp gaze send most boys running! Determined to nab herself a hot summer romance during the holidays, Sayuki visits the beach and accidentally falls in love with her Home Economics teacher. After Mr. Hagiwara breaks his promise to attend the club field trip, Sayuki reaches out to him only to discover he has met with another woman. Confronting him about the matter, Sayuki learns about a surprising part of his past and his current feelings.