Valmina Nox

Оригінальне ім’я: ヴァルミナ・ディア・ノクス

The Demon King who unified the Demon Realm. She secretly witnessed her father's final moments after defeat by the hero, survived, and spent a century building her power. She condemns her father's defeat as the arrogance of the previous generation and cannot forgive it. She seems to enjoy reading light novels.