Pluton Ainzach

Pluton is the Guildmaster of the Adventurer Guild in E-Rantel. He is a middle-aged man that looks mighty and majestic. He is quite capable and vigorous. Exuding the atmosphere of a veteran warrior who has faced a hundred battles, Pluton is considered an outstanding warrior by human standards.

He meets with the mythril-ranked adventurer teams of E-Rantel: Kralgra, Sky Wolf, Rainbow, and Darkness, along with E-Rantel's mayor Panasolei Gruze Day Rettenmaier and Magic Caster Guildmaster Theo Lachesil to discuss the appearance of the powerful vampire Honyopenyoko.

(Source: Overlord Wikia)