Over the summer at the beach, Kaoru and friends meet the beautiful Yurika Fukahori, who's a year older than them. Sentaro falls in love at first sight with the sophisticated girl. Noticing that Sentaro's efforts at their daily jazz practice are halfhearted, Kaoru arranges a double date with Yurika on Sentaro's behalf. The three of them and Ritsuko go on a picnic in a nearby mountain, but it doesn't go quite as planned...
