Vermeil is a naughty, easy-going and obsessive pervert when she seduces her new master, as far as kissing him to drain their mana. She is a very tall woman with shoulder-length violet hair. As a devil, she has horns, pointy ears and a devil-like tail. She wore a black one-piece dress. She was released and summoned by a second-year student, Alto Goldfield as his familiar as well as his lover. She ended up being a lustful, lecherous and naughty pervert when she sexually teased him.