Choi Eunbin

On September 30, 2025, Eunbin was introduced as a contestant in the second episode of the SBS survival show The Ballad of Us. She performed "Never Ending Story" by and ranked third in the first round. She later finished the show in fourth place on December 2.

On December 4, SM C&C (SM Culture & Contents) announced that they had signed exclusive management contracts with 11 of the top 12 contestants including Eunbin. On January 6, 2026, she later started appearing as a cast member on the spin-off show hosted by and called The Ballad of Us Radio with the other top 12 contestants.