After defeating Clayman at Walpurgis, Rimuru officially became a Demon Lord and a member of Octagram. Meanwhile Diablo awaits Rimuru's return in Tempest, and is anxious to learn about his master's activities as soon as possible. A look back at Walpurgis.
Anyway, having been acknowledged as a 
Demon Lord and becoming one of Octagram,
على أيّ حال، بعد الاعتراف به كسيّد
شيطان وأمسى واحداً من الأوكتاغرام
Zum Thema:
En fin, ahora que lo reconocen
como Rey Demonio y parte de Octagram,
En fin, ahora que lo reconocen
como Rey Demonio y parte de Octagram,
Bref,
E così,
De qualquer forma, agora reconhecido como
Lorde Demônio e membro do Octagrama,
В общем… Римуру признали Князем,
и он стал частью «Октаграммы».