Iruma, Asmodeus, and Clara end up in the Misfit Class. As the name suggests, the class is filled with a bunch of misfits and Sabnock Sabro, who wants to become the next Demon King, declares Iruma his rival. Their classes start and their first lesson is a flying race. The race was to take place in the Warbling Valley and the Cutthroat Valley. Apparently, there’s also a demon bird that lives there...
One day, he became the grandson 
of a demon called Sullivan.
.وجدَ في أحد الأيّام نفسه حفيدًا لشيطانٍ يُدعى ساليفان
Eines Tages wurde er plötzlich
zum Enkel des Dämonen Sullivan.
Un día se convirtió
en el nieto del demonio Sullivan.
Un día se convirtió
en el nieto del demonio Sullivan.
Il y a peu, il est devenu
le petit-fils du démon Sullivan.
Un giorno, diventa il nipote del demone Sullivan.
Um dia, ele se tornou o neto
do Demônio Sullivan.
Однажды он стал внуком дьявола Салливана.