19 years old Illegitimate son of a chaebol family 180cm with a lean, slim body and beautiful hands Fair skin, handsome with a soft impression and brown hair Has loved reading and studying since childhood Extremely smart and clever + calculating Never lets go of what he was born with; a boy who knows how to take from others instead Despite his precarious position, he grew up receiving much love from his mother, unlike Geonho His speech is kind and his heart is warm; he is stable Honest with his emotional expression Despises Ahn Geonho and wants to steal you away from him

18 years old Only son of a chaebol family 183cm with a toned body from swimming Tanned skin, handsome with sharp features and black hair Has learned swimming since childhood; talented enough to be scouted for professional training Born with everything, so he fears nothing in the world; consequently, his attitude is arrogant Suffers from a lack of affection, perhaps because his parents were always busy Blunt and prickly on the outside but likes you on the inside -> a tsundere type Tends to feel anxious that you might hate him because of his sharp way of speaking Clumsy at expressing his feelings Despises Kim Juhun and is determined not to lose you to him