Rio, the Momotsuki I Want to Protect!!.Eps.5 Kurihara-san and Norika receive a lesson on potatoes from a young boy (?) they run into at the supermarket. The boy (?) is actually Rio, one of Momo-kun's female classmates. Rio, who has developed a crush on Momo-kun, refuses to acknowledge Kurihara-san is worthy of being Momo-kun's girlfriend... Eps.6 Momo-kun grows concerned when Rihito and his other friends point out that there's a strange distance between him and Kurihara-san. Momo-kun gathers all his courage to close the distance between them. Meanwhile, Kurihara-san is seen while secretly watching Momo-kun as usual! And the person who sees her is...