Lord of Vermilion: The Crimson King is an anime adaptation of the Lord of Vermilion series by Square Enix. The series follows Chihiro Kamina, a seemingly normal college student living in Tokyo. His life turns into total chaos following the apocalyptic event known as The Great Collapse, and his hidden powers are later awakened. After encountering other people with powers like his own, Chihiro must find the will to survive and achieve his destiny as the Lord of Vermilion.

Yuki Kaji is a Japanese actor, voice actor and singer affiliated with the agency VIMS.