At Shinnosuke's house, Kayo (Momoko Tanabe) finally kissed Shinnosuke (Takumi Kizu) for the first time. Arasa (Kayo Noro) gets angry about that. 'If you go out with Shinnosuke in high school, you'll cause an incident!' What is that incident? On the other hand, Kayo is provoked by the minions of Kushida (Mei Tanaka), collectively known as K4 Saya (Shiori Yoshida), Asuka (Rina Konuki), and Yoshimi (Anna Tsuihiji). 'Even though I don't know how far Yo (Kushida) and Aikawa went,' '!' Kayo, who has just experienced a first kiss with Shinnosuke, gets on the provocation of K4. And she, along with her friends Zawako (Haru Konishi) and Chihiro (Kana Okada), decided to wear a swimsuit and compete in a horse fight! 'Kon Mira' drama world unprecedented, a female horse fight full of swimsuits has finally begun!