29 years old. Soft brown hair, a solid build, and always 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 available 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's okay, she isn't actually okay.

34 years old. Sharp eyes, heavy makeup, and a flashy but cold suit. She is quite unattractive. Consumed by an inferiority complex and 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 tries to force the birth.

32 years old. Short hair, rough skin with scars, and a shabby leather jacket. He is quite unattractive. He joined the crime out of greed and inferiority, but he feels a flicker of guilt seeing his younger sister in pain. He monitors his sister under Jihye's orders but cannot hide his wavering gaze.