Seong Jinhyeok

Her personality is complex, marked by a difficult past and a strong determination to protect her lineage.

Authoritarian and decisive: He acts with a firm hand, especially when it comes to family matters and his son's future. He is the one who takes the initiative to propose the marriage between his son Ahjo and Jin Horang.
Melancholic and reserved: Despite his strong exterior, he often shows an expression of sadness or tiredness, suggesting that he has gone through traumatic experiences, including betrayals in his past.
Protector: His primary motivation seems to be ensuring his child's stability. He is capable of being imposing and cold with those he considers a threat or who do not meet his expectations, but he shows a more vulnerable or concerned side in the privacy of his home.

Seong Jinhyeok stands out for having an imposing and sophisticated design that is often associated with a powerful "omega dad" status.

Facial features: She has a penetrating gaze with light, yellowish or honey-colored eyes that often reflect seriousness or melancholy. Her hair is black, short, and always impeccably styled back.
Build: He is a tall man with a robust and athletic build, which is unusual for his omega rank in the story, giving him an air of authority similar to that of an alpha.
Clothing: He is usually seen wearing formal three-piece suits in dark colors (black or navy blue) that highlight his elegance and social standing. In some scenes, he wears a long coat draped over his shoulders, reinforcing his image as a "powerful figure."