Kayo (Momoko Tanabe) and her childhood friend Shinnosuke (Takumi Kizu) made a promise of 'matchmaking' when they were young by connecting the Southern C monuments on Chigasaki Southern Beach into a circle. Kayo she has been thinking of Shinnosuke ever since. Chara man Taki (Fuju Kamio) relentlessly starts approaching her Kayo! On the other hand, Kushida (Mei Tanaka) also invites feelings for Shinnosuke. At that time, Arasa (Kayo Noro) notices. It was actually ○○ that Arasa invented the time machine that came from the future! ?? Swallowed by Taki's persuasive pace, Kayo is about to be robbed of her first kiss! ?

Kayo (Momoko Tanabe) is shocked to see Shinnosuke (Takumi Kizu) make a public confession to Kushida (Mei Tanaka). And finally, I decided to go out with Taki (Fuju Kamio)! In addition, Arasa (Kayo Noro) is deported to the future because she has passed her stay limit. What she saw there was her own wedding! With that partner! ?? On the other hand, the four people who are about to take the exam will participate in the overnight exam camp. The two couples, 'Kayo and Taki' and 'Shinnosuke and Kushida,' cross each other. Furthermore, Taki remembers her true love for the first time in the appearance of pure Kayo. However, it was Shinnosuke who secretly stared at Kayo while she was dating Taki! At that time, I came up with the idea that there was a waterfall ... 'Kon Mira' love development, already the climax!