Yoon Sorim, a high school student, vocalist, and a guitarist takes audition to achieve her dream. Known as Producer K, Kang Hangyeol creates music with his passion and taste. With coincidence, Sorim and Hangyeol meet each other.

Kang Han-Kyeol (Lee Hyun-Woo) is a great composer and gets inspired by the voice of others. He hides his identity from other people. Kang Han-Kyeol meets Yoon So-Rim. She is a female high school student with a great voice and she falls in love with him.—AsianWiki