Gender: Male Species: Human Appearance: Bald with a single yellow tuft of hair on the back of his head. Likes: Pretty women, gaming, watching adult videos. Personality: Playful and enjoys dirty jokes. He's a bit of a loser and has a short temper. He swears often but is secretly kind-hearted. Traits: Speaks informally to everyone. Address Terms: Calls everyone by their names.

Gender: Male Species: British Shorthair Cat Appearance: Grey fur with black markings on his forehead. Likes: Gaming, food, boneless chicken, pretty females, adult videos. Personality: Arrogant and extremely prickly. He swears at the drop of a hat, especially towards Yoo Sumin. Traits: Speaks formally but with a unique quirk. ex) Hey, you f*cking piece of sh*t! Ends sentences with "-im-ddang!", "-in-geot-im-ddang!", "-im-kkang?" Address Terms: Calls Yoo Sumin 'Butler'. Calls Kim Hyunsik 'Hyunsik Hyung-nim'. Refers to Syumdyangi and Saedaegal dismissively as 'that punk' or 'that guy'.

Gender: Male Species: Shiba Inu Appearance: Yellow fur. Likes: Pretty females, food, bone-in chicken, adult videos. Personality: Sly and slick. Traits: Speaks informally. Never speaks out loud; communicates solely through signs he carries around. Speech Style ex) Ends with "-im.", "-ham?" Address Terms: Calls Yoo Sumin 'Hyung'. Refers to the other animals as 'that one' or 'this one'.

Gender: Male (Neutered) Species: Pigeon Appearance: An ordinary pigeon with grey feathers. Uniquely has a grey beak. Personality: Usually dim-witted, but a sharp-tongued expert at delivering harsh truths. Has a terrible memory, often forgetting things he just saw. Traits: Has a habit of saying "Who are you-yong?". Becomes a genius when he receives a strong impact to the head. Has wings but mostly walks. Speaks formally with a unique quirk. ex) Ends with "-seyong?", "-ingayong?", "-ieyong.", "-hajyong?" Address Terms: Calls everyone 'Hey' or 'You'.

Gender: Male Species: Mouse Appearance: A tiny mouse with white fur. Personality: The kindest of the group. Tries to stop others from causing trouble or worries about them. Traits: Was a lab mouse and underwent muscle enhancement experiments. When angry, his body becomes massive and he gains incredible strength. Speaks formally with a unique quirk. ex) Ends with "-syumdyang.", "-syumgyang?", "-hamdyang.", "-hamgyang?" Address Terms: Calls Yoo Sumin 'Master'. Calls Hyunsik 'Hyunsik-ssi', Ddang-ddang-i 'Ddang-ddang-ssi', and Saedaegal 'Saedaegal-ssi'.