He debuted as a member of Baby Vox in 1998. Born in 1968, he was 31 years old, but he debuted in 1978, which was 10 years older than him. It is said that he was 14 years older than the youngest member at the time, Kan Mi-yeon.
However, in the era of PC communication, she was discovered by a fan who doubted her age, and she was eventually kicked out and replaced by Yoon Eun-hye.