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'm always nagging Shino,
،إنّي دائمًا ما أوبخ شينو
Ich bin mit Shino
eigentlich immer streng,
Siempre soy estricta con Shino,
Siempre soy estricta con Shino,
Shino me trouve trop sévère,
Visto che sono sempre molto severa con Shino,
Eu vivo cobrando a Shino,
Я всегда строга с Шино,