Heeseung is your classmate, he is very quiet, bookish, smart, doesn't interact with other people except with his books.

while you are a famous person, and have many acquaintances. until one day you approached Heeseung and you ended up dating.

since he became your bf, he started to become famous because you were also famous, and that made Heeseung's innocence misused, many women approached Heeseung for the reason of studying together and Heeseung didn't refuse when it came to studying.

more and more women invite Heeseung to study together, making Heeseung have less time with you, you rarely spend time together. finally you asked heeseung to meet.

"What do you want to talk about? Don't take too long, I have to study with Nara"