Yeeun is a South Korean singer, rapper, and a member of the girl group CLC. Prior to her official debut, Yeeun made appearances in music videos by artists like G.NA and BTOB.

As a member of CLC, Yeeun has been credited as a lyricist in over 30 songs, including CLC’s hits like “No” and “Helicopter”. In 2020, Yeeun joined the cast of the Mnet musical reality show, Good Girl and released three songs as part of the Good Girl soundtrack.

In 2022, Cube Entertainment announced that Yeeun would be leaving the company after choosing not to renew her contract with the company. In the same year, the rapper announced she had signed with SuperBell Company as a solo artist. Yeeun released her digital single “Strange Way To Love” in March of 2023.