Leader as well as lead vocalist and lead dancer of the Woollim Entertainment-formed girl group Rocket Punch. They had a lead single called "Bim Bam Bum" and their debut EP peaked at number six on the Gaon Music Chart.
She trained with Woollim for two years and seven months.
She was officially the fourth member of Rocket Punch to be revealed.
Her name is Kim Yeon Hee and she is Korean.