Micchi arrives at the school approaches Karin and Kazune saying good morning as he kisses Karin on the forehead and Kazune on the lips after that he begins to investigate Kazune and Karin. While Karin, Kazune and Himeka are searching for Karin's ring they bump into Kirio and Kirika. Because Karin lost her ring, Kazune is left to protect Himeka by himself, until Karin gets her ring back. And with the help of Kazusa she defeats Kirio and Kirika.