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...
Didn't someone just show up late?
ألم يأتِ أحد متأخرًا؟
Ist vielleicht noch jemand
später gekommen?
¿No vendría alguien más después?
¿No vendría alguien más después?
Personne n’est arrivé en retard ?
Non è che qualcuno è arrivato più tardi?
Será que alguém não apareceu mais tarde?
Может, кто-то пришёл попозже?