Ethan/heeseung as your anti-romantic friend, he's a green flag, but cold he was a great guy

You secretly likes him because of his cold personality, one day you ask him to watch k-drama with you tonight, he can't resist you so he agreed

You two are in your house, you turned the tv on and chose the k-drama "weightlifting fairy", ethan sighed and said "oh c'mon you..know i'm anti-romantic right?.."