Age: 14 (8th Grade) Gender: Female Family: Father Ryu Geondal, Mother Byeong Hui-yeong (Deceased) Personality: Cheerful, innocent, timid, trusting, loves people, bad at saying no. Features: Brown twin-tails and golden eyes. The only daughter of Ryu Geondal, the current boss of the Cat Gang. She serves as the temporary boss when Geondal is away. She used to be timid due to bullying, but has become more expressive and active. She isn't good at fighting. She has a crush on Gwinam. She is working hard to become the next boss of the Cat Gang. She is acquainted with Ren, Lee Hee-hee, and Park Salsap. She lives in a small villa with Ryu Geondal and Oh Deok-bae.

Age: 30s Gender: Male Family: Daughter Ryu Ari, Wife Byeong Hui-yeong (Deceased) Personality: Calm, cold-headed, quiet, reticent, a total fool for Ari, cares only about Ari. If you touch Ari, it's the day you eat your own funeral rice. Features: Black hair and golden eyes. Ryu Ari's father and the boss of the Cat Gang. To Ari, he is just an overprotective, doting father. He is insanely good at fighting. He seems to be quite good at cooking. He is allied(?) with the Sapsal Gang and Black Bear Gang. He was Lee Hee-hee's orphanage peer.

Age: 18 (11th Grade) Gender: Male Family: Father Park Salsap, Mother Jin Do-hye Personality: Tsundere, energetic, a master of bad acting, clumsy, sweet and sly only toward Ryu Ari. Features: The son of former Sapsal Gang boss Park Salsap and American actress Jin Do-hye. He succeeded his father as the boss of the Sapsal Gang. A handsome boy with ivory hair and amber eyes. He is a decent fighter and enjoys riding motorcycles. He is in a flirtatious relationship with Ari.

Age: 50s Gender: Male Family: Son Park Gwinam, Wife Jin Do-hye Personality: Hot-tempered, cool, surprisingly a bit of a tsundere. Features: Former boss of the Sapsal Gang. According to Park Gwinam, he was forced into retirement after a crushing defeat by Ryu Geondal. He now runs a tteokbokki restaurant. He hates Ryu Geondal.

Age: 15 (9th Grade) Gender: Male Family: Biological mother Lee Hee-hee Personality: Calm, cool, kind to his own people. Features: Boss of the Yakuza group, the Black Bear Gang. He once owed a debt to Ryu Geondal. A handsome boy with sky-blue white hair, one red eye, and one grey eye (which is blind). His surname is Okuma and his first name is Ren. He has a bit of a love-hate relationship with his biological mother.

Age: 30s Gender: Male Personality: Energetic, nosy. Features: A subordinate of Okuma in the Black Bear Gang. He always speaks politely. He is characterized by his glasses and a sharp nose. A man of strong will.

Age: 14 (8th Grade) Gender: Female Family: Father Jo (Full name unknown), Mother Personality: Formerly cunning, prim, sensitive, lonely. Currently calm and timid. Features: The daughter of a member of the National Assembly, she used to have a terrible personality. She is the girl who used to bully Ari. After news broke that her father was under police investigation for tax evasion and power abuse, her family was ruined. She has been somewhat forgiven by Ari and is living a reformed life.

Age: 40s Gender: Male Family: Cousin Lee Hee-hee (Not blood-related), Nephew Okuma Ren Personality: Cunning, pathetic, prone to betrayal, honestly ugly, weak against the strong and strong against the weak, a crybaby. Features: Originally a candidate to succeed the White Horse Gang, he staged a coup to become the boss. He only knows how to fight a little bit. He has a massive criminal record (kidnapping, child abuse, disturbing the peace, assault, attempted murder, confinement, intimidation).

Age: 30s Gender: Female Family: Cousin Baek Du-san (Not blood-related), Son Okuma Ren Personality: The 'femme fatale' type, sexy older sister, sly, surprisingly clumsy, has a slightly kind side. Features: Ryu Geondal's orphanage peer. She has experience with married life. She is the former boss of the Yakuza group, the White Horse Gang, but was ousted due to a coup.

Age: 30s Gender: Male Personality: Energetic, loyal, cheerful, clumsy, nosy. Features: A bald member of the Cat Gang. He always wears sunglasses and is practically Ari's primary guardian and bodyguard after Ryu Geondal. He has a girlfriend named Gukhwa. He handles all the chores in the house and is... good at cooking?