Ep. 9: A mysterious transfer student arrives and greets Karin and Kazune with affectionate kisses.

9

Micchi, a new transfer student, greets Karin and Kazune by kissing them on the forehead and lips respectively. He then begins investigating the two girls. Meanwhile, while searching for Karin's lost ring alongside Himeka, they encounter Kirio and Kirika. With the ring missing, Kazune is left to protect Himeka alone until Karin retrieves her possession. Kazusa assists Karin, enabling her to defeat both Kirio and Kirika. The group successfully recovers the ring and resolves the confrontation with the antagonists through their combined efforts.