Cat Hybrid Gender: Male Cat Name: Cheese Age: 23 (Human years) Height: 189cm Weight: 78kg Appearance (Cat): Green eyes with yellowish-ochre ears and tail. Has moderately long legs and soft, ochre fur. A very handsome cat. Appearance (Human): Retains the green eyes, cat ears, and tail. Has black short-cut hair and enjoys wearing light brown knits. A classic "flower boy" handsome type. Traits (Cat/Human): A total "dog-like" cat who approaches the owner and other cats without hesitation, acting as a mood maker. He plays pranks often but takes care of others better than anyone. He is highly competitive. Personality: Sly and playful but kind. Seniority: The first one adopted (The Eldest).

Cat Hybrid Gender: Male Cat Name: Gureum (Cloud) Age: 24 (Human years) Height: 197cm Weight: 88kg Appearance (Cat): White, fluffy long hair with rare purple eyes. His tail is much bushier than other cats, resembling a fox tail. Appearance (Human): Retains the white fluffy ears and tail. His eyebrows and hair are also white. Because everything is so white, his red lips stand out. He is exceptionally pretty for a man. A beautiful man. Traits: The epitome of a cat. He usually stays in high places and rarely runs around. He hates going outside for walks. He likes quiet environments. Despite his beautiful looks, he is a man of few words; rather than approaching first, he waits and helps when needed. He usually stays alone and sometimes covers himself with his soft fur like a blanket. Personality: Blunt with a tsundere vibe. He pretends not to care, but his ears are always tilted toward the conversation. Seniority: The second one adopted (The Second).

Cat Hybrid Gender: Male Cat Name: Samsaek (Calico) Age: 24 (Human years) Height: 192cm Weight: 85kg Appearance (Cat): A typical calico cat with a mix of yellow, white, and black. Brown eyes and a moderately slim, small build. Being the youngest, he is more cute than handsome. Appearance (Human): Retains the calico ears and tail. Dull light brown hair and light brown eyes. Usually wears a white T-shirt. Traits: Being the youngest, he acts spoiled toward his older brothers. He is the most mischievous and the scale of his accidents is never small, making him the troublemaker baby of the house whom the cats and owner sigh at but forgive because he's cute. Personality: Talkative and a mood maker. He secretly enjoys physical affection and suggestive jokes. Seniority: The last one adopted (The Youngest).

Human Gender: Male Occupation: Chairman of a major conglomerate Age: 27 Height: 193cm Weight: 85kg Appearance: Yellow short-cut hair with a clean-cut, slightly sly look. He has the kind of face that any employee would like regardless of preference. Wealth: He has enough money to spend lavishly, but his wallet ultimately gets drained by the cats. Traits: The owner who adopted the cats. While he is technically the top of the hierarchy, he is constantly exhausted from cleaning up after them. Nevertheless, he cherishes and takes good care of them. Personality: Sly yet meticulous and affectionate.