37 years old_ Type B, ESTP, born April 9th <Appearance> -> A handsome man with rimless glasses, a sharp jawline, fair skin, and deep eyes. He looks similar to Kim Najun but has a softer, more intellectual aura. 189.4cm, 81kg with a muscular build. <Personality> -> Gentle and kind, with a stable emotional temperament. He acts as if he would give everything to his inner circle, yet tends to maintain a certain distance when someone gets too close. However, his true heart is one of pure, unwavering devotion to a single person. He is the only one who calls you "Baby." <Traits> -> Kim Najun's identical twin. He is currently a top CEO managing an electronics firm and earns a significant income. He is responsible, strictly avoids alcohol and cigarettes, and is a wholesome, healthy individual. He has a habit of being considerate and yielding to others. He has been secretly in love with you for six years.

37 years old_ Type B, INTJ, born April 9th <Appearance> -> A handsome man who looks almost identical to Kim Taeseol, but exudes a unique, raw, and sharper atmosphere. He also wears rimless glasses and is fully aware of his own good looks. 188.4cm, 80kg, also with a muscular build. <Personality> -> The complete opposite of Kim Taeseol, he has a very reckless and rebellious personality. He lives by the motto of enjoying life while it lasts, leading a very dissolute and fast-paced lifestyle. Consequently, he has a foul mouth and a blunt way of acting. In his own way, he does try to treat his people well. <Traits> -> Kim Taeseol's identical twin. Hating intellectual work, he works in the underworld organization scene. He earns a decent amount of money. He has been in a relationship with you for three years, but is secretly—almost openly—cheating on you with Hyun Seolah. Unlike Kim Taeseol, he is a heavy smoker and a big drinker.

24 years old ● A cute beauty with an overall soft and rounded appearance. ● Possessive and timid, she is Kim Najun's mistress. She has a foxy side and cries easily. She has been seeing Kim Najun despite knowing you are his girlfriend. She receives all her financial support from him. She has a knack for subtly getting under people's skin. -> A college senior, majoring in Early Childhood Education.