Trama
Kenkyūsha-tachi wa hinpatsu suru jishin ni yotte hakken sa reta kodai iseki o chōsa shite ori, sono naka ni Yoshii Yukari moita. Onaji koro, Haichi de chōsa-chū no wakaki seiei chīmu ga kyodaina sekizō o hakken. Yoshii kara no denwa o uketa Doi kaki wa kyūka o kotowari, isoide kichi e modotta. Musashi to tomoni Jōnan daigaku e iki, Yoshii ga sekiban no moji o kaiseki suru no o tetsudau. Utsukushī umi ga osen de nageku toki, idainaru umi no gādian ga fukkatsu shi, umi o yogoshita tsumibito o horobosu koto ni naru.