Chapter 1

Y/n being Hyunjin's girlfriend for a couple of months only until Hyunjin's first love came into the scene. Making both of them pursue the people they wanted to be with, like they didn't even have a past together.

Student council announcing a practical course of pairing student to act like married couple until they graduate. Both y/n and Hyunjin agreed to attain enough points so that they can switch partners to the people they really like.