Suzuki Iruma is too nice and just doesn’t know how to say no. One day, he somehow gets dragged into the netherworld where the demons live. He arrives at the great demon Sullivan’s mansion where he is asked to do the unthinkable... and ends up becoming Sullivan’s grandson! He is quickly enrolled into the Demon School Babyls where Sullivan serves as chair-demon. Iruma begins his super exciting school life at demon school while trying to conceal the fact that he’s a human!
First, let's make the entire
student body your servants.
.أوّلًا، فلنجعل هيئة الطلاب كلّهم خدمك
Ich sorge fürs Erste dafür,
dass die neuen Schüler deine Untergebenen werden!
¡Comencemos por someter
a todos los de primer año!
¡Comencemos por someter
a todos los de primero!
Commençons par aller soumettre
les autres nouveaux !
Per prima cosa, tutti gli studenti 
devono diventare tuoi servitori.
Primeiro, vamos fazer todos
os alunos virarem seus servos.
Не будем тянуть, давайте подчиним
всех новичков школы!