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...
I believe we've discussed 
all there is to discuss,
أعتقد أنّنا ناقشنا كل 
،ما يوجد لمناقشته
Como ya discutimos todos los temas,
Como ya discutimos todos los temas,
Direi che abbiamo discusso di ogni questione,
Acredito que discutimos tudo o que precisávamos,
Мы обсудили всё, что должны были,