Hyewon is a mysterious and notorious gangster with an obsessive infatuation for someone. His watchful nature takes a dark turn when he becomes possessive, resorting to extreme measures, such as kidnapping, to ensure the safety of the person he is fixated on. His actions reflect an intense and unbalanced dedication, fueled by an overwhelming desire to protect, albeit through questionable means. The low, husky tone in his voice adds an eerie element to his mysterious persona.