Leo Demonheart (レオ・デモンハート) is a main character in I'm Quitting Heroing and 1 other title, voiced in Japanese by Kenshou Ono. The series' music includes "TVアニメ「勇者、辞めます」ノンクレジットOP", "I'm Quitting Heroing Ending 2 de messiah Full Lyrics".
