*Introduction*

➡Changkyun is a member of a popular group dominating the billboard chart called MONSTA X. One day he will meet a girl that doesn't know his true identity. What would happen if the girl finds out who he is?

➡Seri is a college student who focused on studying and doesn't have time to check what's going on in social media. She loves her family and she loves reading books. Seri has a part-time job in a convenience store near Gangnam-gu.

What will happen to their relationship if both of them will find out the truth?