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...
How could you do that 
in front of children?!
!كيف يمكنك فعل هذا أمام أطفال؟
Doch nicht vor den Kindern!
¿Qué haces frente a las niñas?
¿Qué haces frente a las niñas?
Come hai potuto farlo davanti a delle bambine?
Como faz isso na frente das crianças?
Тут же дети!