Synopsis: Mifuyu's unending promise (Colored)

Mifuyu asks about the fear of being outside Kamihama, but Iroha fails to comprehend. They are presently located in Mitakihara, where the Doppel system is useless. Suddenly, Yachiyo's Soul Gem darkens, and Mifuyu vows to prevent her transformation into a witch. However, can she fulfill her promise, and what lies ahead for Iroha?