Chae-rin is a big fan of Kang Hae-seong's, a singer. One day, she gets a call that her grandma is in the hospital and passes out on the street. Hae-seong decides to stay at Chae-rin's cottage, and Chae-rin tells Hae-seong about her illness. At the cottage, Hae-seong meets the N.CODE members, who are training hard to make a debut.
