Babban Abokin Uwa Saki Oishi
Saki ta yanke shawarar yin nasiha ga dan kawarta, Takahiro, wanda aka janye daga makaranta bayan ya kasa yin jima'i a karon farko.Jin bakin ciki ga Takahiro, wacce ta zama rashin yarda da mata, Saki ta ba da shawarar maganin jima'i ta hanyar amfani da jikinta. "Zan yi duk abin da zan iya, don haka mu goga a kan gwanintar ku don dawo da kwarin gwiwa." Murmushi a hankali ya rungume Takahiro da tattausan jiki, ya baci yana kula da hankalinsa da gangar jikinsa.