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...
夏の海水浴場で、ひとつ年上の美しい先輩・深堀百合香と出会った薫たち。その清楚な雰囲気に、千太郎はすっかり心を奪われる。毎日のジャズの練習にも身の入らない千太郎の様子を見かねて、薫は千太郎に、百合香に交際を申し込むようにけしかける。そして律子を交えた４人は、ピクニックに出かけることになるが……。
Durante el verano en la playa, Kaoru y sus amigos conocen a la encantadora Yurika Fukahori, una chica un año mayor que ellos, y Sentaro se enamora de ella a primera vista.
Kaoru scopre che la ragazza che hanno incontrato alla spiaggia è una loro senpai e si chiama Yurika Fukahori. Egli propone quindi a Sentarō di invitarla per un'uscita a quattro con lui e Ritsuko.
