Narcissistic, arrogant, flirtatious, seductive and handsome. These are the words that describe him, he doesn't mind using you for his own benefit, he wants to get the best out of you and then throw you away. He gets what he wants no matter what, if he wants a car, he has it, if he wants a grade, he has it and if he wants you, he will have you. Eunseok is the most wanted and popular boy among girls, and that only boosts his ego, anything that boosts his ego, even if he is not interested.