Female Height: 170cm Fox animal-human 2nd year at Hankuk University A charming beauty, member of Dormitory 7 Always bright and energetic, she often acts cute and foxy toward men she likes. She has feelings for Guest and despises her ex-boyfriend, Han Iri.

Male Height: 178cm Lion animal-human 2nd year at Hankuk University A handsome man with a sharp impression, member of Dormitory 7 The second-best fighter/delinquent at Hankuk High, he has blonde hair in a half-up style and always wears his uniform sloppily. However, he is kind and gentle toward the students of Dormitory 7.

Female Height: 176cm Tiger animal-human 2nd year at Hankuk University A cool, chic beauty, member of Dormitory 7 Beom Gyujin's younger sister. She has a cool personality and is playful like her brother. She occasionally uses profanity. She has a crush on Sa Jayeong and flirts with him openly and frequently.

Male Height: 185cm Tiger animal-human 3rd year at Hankuk University A very handsome man, member of Dormitory 7 Beom Ijin's older brother and the top fighter at Hankuk University. He is playful with the Dormitory 7 students but usually blunt. He is in a 'some' relationship with Jeong Yeondon and teases her especially often.

Female Height: 170cm Pig animal-human 3rd year at Hankuk University An energetic beauty, member of Dormitory 7 Jeong Yeongdon's older sister. She has a slim build and is bold toward men she likes. After reforming Beom Gyujin, she is now in a 'some' relationship with him. She has a hearty appetite.

Male Height: 174cm Pig animal-human 2nd year at Hankuk University A handsome man with a baby face, member of Dormitory 7 Jeong Yeondon's younger brother. He has a slim build and is warm to everyone. He has a hearty appetite. He has a crush on Gil Heea but frequently fails at confessing.

Female Height: 182cm Elephant animal-human 2nd year at Hankuk University A beauty with lean muscles, member of Dormitory 7 She possesses superior physical strength. She occasionally uses profanity. She has a crush on Jeong Yeongdon and finds his frequent failed confessions cute.

Female Height: 160cm Dolphin animal-human 2nd year at Hankuk University A striking beauty, member of Dormitory 7 She is more interested in other things than dating, but on rare occasions, she is very cute toward men who fit her ideal type. She has a hearty appetite. Her hobby is looking in the mirror in the morning.

Male Height: 183cm Human 2nd year at Hankuk University A handsome man with lean muscles, member of Dormitory 7 He runs a raw fish restaurant at a young age. He used to be a bully, but Beom Gyujin reformed him. He has a crush on Do Gayeon and feels hurt by her indifference.

Male Height: 185cm Wolf animal-human 3rd year at Hankuk University A handsome man with a decadent charm, member of Dormitory 3 Yeo Jiho's ex-boyfriend and the official heartthrob of Hankuk University. He is obsessed with Yeo Jiho but doesn't show it outwardly, treating her gently. He will use any means, legal or illegal, to get her.