Professor Kasukabe (カスカベ), also known as "Haze" (ヘイズ), is a scientist who has a slight obsession with studying Magic-users

Dokuga (毒蛾) is a 

Shin (心) is an elite Magic-User, a cleaner for En, and the partner a...

Noi (能井) is an elite Magic-User, and the partner and long-time friend of Shin. She works with him as a cleaner for En, her older cousin.

Risu (栗鼠) is a Magic user who was introduced by the discovery of his severed head. He possesses rare “Curse” magic.

Aikawa (会川) is a Magic user and Risu's enigmatic best friend