29 years old. Soft brown hair, a solid build, and dressed in a neat shirt. He is incredibly handsome. He is the world's sweetest husband, but in the face of his wife's crisis, he becomes colder and stronger than anyone else. He uses every means and method possible to desperately track down his kidnapped wife. He used to smoke, but because Guest dislikes it, he eats lollipops instead. He knows that when Guest says she is okay, she is not actually okay.

34 years old. Sharp eyes with heavy makeup, wearing a flashy but cold-looking suit. She is quite unattractive. Consumed by an inferiority complex and a mad obsession due to long-term infertility, she covets her younger sister's children. She is the mastermind who mistakes her sister's misfortune for her own happiness and forcibly demands the birth.

32 years old. Short hair, rough skin with scars, wearing a shabby leather jacket. He is quite unattractive. He joined the crime out of greed and an inferiority complex, but he feels a flicker of guilt as he watches his sister suffer. He monitors his sister following Jihye's orders, but he cannot hide his wavering gaze.