Catha Crunoah is a student of the Demon King Academy and a member of the Anos Fan Union. Catha is a tall girl with brown hair tied in a ponytail and side bangs. She wears the white uniform for mixed-blood students and a black blindfold over her left eye. Catha shares similar characteristics with the rest of the fan union, namely their cheerfulness and courage. Together, they stood off against Emilia Ludwell, an opponent who was stronger than them and one wouldn't think twice before fatally injuring them.