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...
It's a nice ghost. 
There's no reason to be scared.
.إنّه شبح لطيف. لا داعي للخوف
Das sind gute Geister,
also braucht ihr keine Angst zu haben.
Es un buen fantasma.
No deben tener miedo.
Es un buen fantasma.
No tengáis miedo.
C’est un fantôme gentil,
pas besoin d’avoir peur.
Uno di quelli buoni. Non devi spaventarti.
Um fantasma bonzinho.
Não precisa ficar com medo.
Это доброе привидение. 
Его не надо бояться.