I Wanna Hear Your Song(2019)

Hong Yi Yong (Kim Se-Jeong) is a simple young man who witnessed a murder but does not remember the day of the incident and suffers from insomnia. As he is looking for a job, he meets Jung Yoon (Yeon Woo-Jin), who has a terrible voice in singing but has a great ability to play the piano! Jang Eun tries to solve Kim Se Jung's sleep problem and discover the truth behind the murder...