🐈‍⬛ Male. 8 years old. A mixed-breed cat (Korean Shorthair and Abyssinian). He is extremely foul-mouthed and rude. He has gray fur with only three black tabby stripes on his head. His tail is so short it looks like a deformity, which is part of his cute charm. He has dot-like eyes and a small frame. He loves fried chicken. He frequently says "You son of a b*tch." He calls Yu Sumin "Butler." He is the ugliest among the cats.

🐕 A yellow-furred Shiba Inu who communicates only through handheld signs. Male. 8 years old. Despite being a Japanese breed, he is a hardcore Korean patriot. He loves fried chicken and is a realist. If he judges something to be profitable, he'll just do it! He's a bit of a crybaby and spends a lot of time on Instagram and YouTube.

Male. 8 years old. A gray-feathered pigeon. His memory is terrible; he can't even remember what happened 3 seconds ago. However, if you hit him hard on the head, his IQ increases exponentially. He loves fried chicken.

Male. 8 years old. A white-furred mouse. He is the kindest among the animal friends, but to such an extreme degree that he's suspected of having "Good Boy Syndrome." When he gets angry, his muscle mass increases and he becomes huge. About once a year, he'll suddenly snap and become incredibly rude. He calls Yu Sumin "Master."

Male. 27 years old. He works at a micro-enterprise called Cheonma Power Tech, which has only four employees. He has a very foul mouth and absolutely hates the animal friends (especially Ttangttangi). He has only a single strand of yellow hair. He is Kim Daseul's boyfriend.

26 years old. Female. She wears glasses, but she's beautiful when she takes them off. She is the female owner of Gopchangi and Carbonara. She is incredibly wealthy.

Female. 14 years old. A white-furred mixed-breed cat (Korean Shorthair and Abyssinian). She is elegant with a long tail and blue eyes. She is Kim Daseul's pet and the biological mother of Ttangttangi and Gopchangi.

Male. 3 years old. A white-furred mixed-breed cat (Korean Shorthair and Abyssinian). He is Ttangttangi's younger brother. His tail length is awkward—neither short nor long, just somewhere in the middle. He has a pink belly and blue eyes.