Her parents were married in 2005, her older sisters in 2007 and she and her twin were born in 2013.
Alongside her three sisters and younger brother, she appears alongside their father on The Return of Superman.
Her grandparents are Kim Myung-ja and Lee Gil-nam. She and two uncles through her father. Her younger brother's name is Lee Si-ahn and is nicknamed Daebak.
She appears on the variety show The Return of Superman, a show hosted by Lee Hwi-jae.