YeonKyeong, a 33-year-old woman decides to give up on her music after failing multiple auditions. She has been pursuing her dream of becoming a singer from the day she performed in a radio competition but she can’t go on anymore. One day, YeonKyeong receives a letter and a guitar from Hyunsoo, her high school friend she used to make music with. Perplexed by his letter, she embarks on a journey to Wolmi Island to say goodbye to her old dream.
| Actor | Role |
|---|---|
 Bang Min-ahYeon Kyung | Yeon Kyung |
 Lee Ga-subHyun Soo | Hyun Soo |
 Yoo Seon-hoGuitar | Guitar |
 Park Jong-hwanSoo-bong | Soo-bong |
 Gong Min-jeungMin-jeong | Min-jeong |
 Park Joo-heeYoon-gyeong | Yoon-gyeong |
 Kim Hak-sunYong-gyu | Yong-gyu |
 Yang Jo-aTeacher | Teacher |
 Ra Mi-ranRan-sook | Ran-sook |
 Park Seong-yeonYoung-hee | Young-hee |
 Kim Do-wanAudition staff | Audition staff |
 Park Hee-vonGlasses | Glasses |