Ever wondered what it would be like to be an idol? What about when love and your passion become intertwined... Where to go? What to do? So many questions to be answered. Jo Hyebin, a 20 year old, has been under star empire for 4 years as a trainee and has finally landed a chance to debut, however, there are many expectations to live up to and challenges to face. Will she be able to debut? Will she make it to the top or will she forever be a nugu? Meanwhile, Changkyun is a 23 year old, who debuted in the boy group Monsta X of Starship Entertainment and has successfully risen to fame and toured many different countries. What will happen when he crosses paths with a passionate rookie girl group member who makes his life more interesting? - Book 1 of the "MODE-L" series