Also known as Yves, she is the ninth member of the girl group LOONA where she is a singer and performer. She is known for her hit single "Yves" which she released in 2017.
Prior to her work as a singer, she was a model for the clothing brand MariShe. She made her debut in 2017 on the single "New" and the same year appeared in the music video for "Heart Attack". She then earned further representation in 2018 after appearing in the "One & Only" music video.
At 166cm, she is known for being the tallest member of LOONA. She is also known for being the leader of LOONA YYXY.
She was born and raised in Busan, South Korea.