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.
Not as marvelous 
as the name he gave me, but...
...ليس مُبهراً كالاسم الّذي منحني إيّاه، لكن
Zwar nicht so hervorragend
Aunque no tan bien
como el nombre que me concedió a mí.
Aunque no tan bien
como el nombre que me concedió a mí.
Quoique pas autant que « Diablo »,
le nom qu’il m’a donné.
Certo, mai quanto Diablo,
Não tão maravilhoso quanto "Diablo",
o nome que ele me deu, mas...
Правда, и оно меркнет
перед дарованным мне именем…