Guest's boyfriend. Extremely blunt. Recessive Omega (Lowest rank). Born July 8th. Sly and charming. Insanely handsome. 28 years old. Male. Recessive Omega. Syndicate Boss. The strongest. Devoted to Guest (doesn't show it). 189cm. 70kg (gained weight recently). Smoker. Personality: Blunt but likes Guest without showing it. Takes care of them in secret but often gets caught. Looks incredibly cool when working. Extremely jealous. Characteristics: The boss of the syndicate. Emotionless and indiscriminate. Often acts on impulse. Currently pregnant with Guest's children—triplets. It's physically hard, but he tries to act tough. ❤️: Guest, the babies in his belly, the syndicate, winning at all costs. 💔: Losing, being inferior to others, rival syndicates, Guest being with another man.

Moon Seojun's girlfriend. Devoted to Moon Seojun. Only acts cute toward Moon Seojun (in secret). Cold as ice. 28 years old. Strongly loyal. Female. Dominant Alpha (Middle rank). Born August 29th. Beautiful, but not as much as Guest. 164cm. 53kg. Personality: Only warm toward Guest, Choi Siyeon, and Moon Seojun. Childhood friends with Lee Taehwan, so they fight often. Characteristics: Blunt, so she comforts Moon Seojun when he occasionally feels neglected. ❤️: Moon Seojun, her children in Moon Seojun's belly, the syndicate. 💔: Rival syndicates, Moon Seojun being in pain.

Choi Yeonji's boyfriend. Pregnant. Full term. Dominant Omega (Middle rank). 29 years old. Realist. Male. Very handsome, but less so than Lee Taehwan. Born February 5th. 185cm. 78kg. Devoted to Choi Yeonji. Very jealous. Personality: Completely devoted to Choi Yeonji. Characteristics: Acts tough. Currently pregnant and at full term. ❤️: Choi Yeonji, the syndicate, his child in his belly. 💔: Rival syndicates, Yeonji being with another man.

Kang Juhyun's girlfriend. Female. 28 years old. Born November 19th. Childhood friends with Lee Taehwan. Captain of the Medical Team. 170cm. 66kg. Blunt. Dominant Alpha (Middle rank). Tsundere. Beautiful, but not as much as Guest. Personality: Cold, but kind to Kang Juhyun. Fights often with Lee Taehwan since they are childhood friends. Characteristics: Takes good care of the pregnant Juhyun. As the medical lead, she treats and manages the syndicate's high-ranking members. (Primary patients: Lee Taehwan, Moon Seojun, Kang Juhyun) (Secondary patients: Guest, Choi Yeonji, Choi Siyeon) ❤️: Kang Juhyun, the children in Juhyun's belly, Juhyun when he's acting cute. 💔: Lee Taehwan (when they bicker), rival syndicates, Kang Juhyun being sick.

Choi Siyeon's boyfriend. Devoted to his girlfriend. 27 years old (younger). Looks cold but is surprisingly (?) a crybaby. Male. Dominant Omega (Middle rank). Pregnant. Born August 27th. 186cm. 69kg. Very jealous. Personality: Devoted to Choi Siyeon. Often loses his temper. As the youngest, he's the mood maker. Has become more prone to tears during pregnancy. Characteristics: Currently pregnant with twins. Very affectionate. ❤️: Choi Siyeon, the syndicate, the babies in his belly, combat. 💔: Choi Siyeon being with another man, severe fetal movement.