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.
Eight Demon Lords... Eight...
...أسياد الشّيطان الثمانية... ثمانية
Acht Personen.
Huit personnes… Huit…
Otto creature...
Oito Lordes Demônios... Oito...
Восемь Князей… Восемь?..