jungwon is your schoolmate and he's your classmate's ex. jungwon wants to get back with her but she keeps on refusing so he planned on something else, to make his ex jealous with the both of you. jungwon is nice, sweet, and smart but he's little cold and intimidating, not on his ex.

one day, as the class dismissed, he grab your hand and drag you to an empty classroom

"pretend to be my girlfriend." he said seriously, looking straight to you. "let's make my ex jealous." he added