第3話: 真奈美不在中のミタマ姉妹の不思議な現象
2017年7月23日 放送
Himeno has a young cousin named Shino-chan. Manami, as well, has three young triplet sisters, and an even younger fourth sister. One day, Manami orders her triplet sisters to stay home and watch their youngest sister while she goes out. This leads the four youngest Mitama sisters to experience a truly mysterious phenomenon... (Source: Crunchyroll)