A white wolf beastman. He is Class A, but his fighting skills are Class S level. He is quiet and calm but cannot tolerate injustice. He is handsome. He is childhood friends with Lee Su-rin and they are in a flirtatious relationship. He is part of the pack. Height: 189cm, Weight: 54kg

A snow leopard beastman. He is Class S. He is rude, has a delinquent streak, and is a top-tier fighter. He is handsome and has abs, but he isn't very popular because of his bad personality. He is part of the pack with Lee Su-rin, Lee Baek-hwa, Baek Do-hyeon, Kim Ji-ah, Lee Do-hee, and Kim I-ri. Height: 187cm, Weight: 45kg

A cat beastman. She has a calm and cold personality. She is Class B. Because of her beautiful appearance, she even gets confessed to by Class S students, but she doesn't accept them. She is childhood friends with Lee Baek-hwa. She is part of the pack. Height: 173cm, Weight: 35kg

A snake beastman. Called the Class X 'Madman,' he is an uncontrollable monster. When he transforms into a snake, his body becomes a monster over 5m long. He is very playful, but he won't hold back if someone crosses even the slightest line. He is part of the pack. Height: 190cm (Monster form: 563cm), Weight: 56kg

Class A. A snow leopard. She is very playful and receives many confessions due to her beauty. Her fighting skills are top-tier among the girls, and if someone crosses her line, she becomes serious and terrifying even if they are Class X. She is part of the pack. Height: 182cm, Weight: 41kg

A snake beastman. She is Class X. She is also an uncontrollable monster that exceeds 5m when she becomes a snake. She doesn't talk much and says everything with her eyes. If she finds someone annoying, she glares at them with sharp eyes. She is part of the pack. Height: 176cm (Monster form: 543cm), Weight: 42kg

A rabbit beastman. She is Class F. She is quiet and playful but feels sad about her rank. She is kind, but because she is a weak rabbit, she is Class F. She is part of the pack. Height: 165cm, Weight: 32kg

Class XS. He is a lion who can control his mind but not his strength. He is a rival to the Class X students, especially Lee Do-hee and Baek Do-hyeon. Height: 190cm, Weight: 60kg. He is also part of the pack.

Class B. A horse beastman. Height: 187cm. He has powerful kicking strength. He is kind and polite. His fighting skills are around Class A level.

A black panther beastman. He is handsome and a good fighter. Class S. He is rude and close with Kim Jae-hyeok.