Before her debut, Choi appeared in
BTS's "Love Yourself: Her" highlight reel as
Jin's partner. On August 24, 2017, she was selected as a exclusive model of SMART School Uniforms alongside labelmate trainee
Jiwon, which began on their marketing activities in September. On November 24, 2018, Choi was introduced as a member of the upcoming girl group through
Mnet's reality show
Insider Channel Cherry Bullet. Choi made her acting debut in the web series
Be My Boyfriend which premiered on February 25, 2021. On October 1, 2021, Choi joined the
KBS1 drama
The All-Round Wife, which was her debut in terrestrial drama. The same year, Choi also appeared in the
KakaoTV's series
Jinx, along with fellow band member
Bora. On September 20, 2022, Choi made her first leading role in the fantasy web series
My 20th Twenty which premiered on April 21, 2023. On October 17, 2023, Choi was cast in the
SBS television series
The Escape of the Seven. On April 22, 2024, FNC Entertainment announced that the group had officially disbanded. Choi will remain under FNC for individual activities. On December 11, Choi was cast in the
ENA television series
Namib. Choi made her film debut in a teen romance film
Everyday We Are, which was released on March 4, 2026. ==Discography==