Upon winning K-pop Star, she signed with JYP Entertainment. "I Dream," her first song with 15&, was released in 2012.
A philanthropist as well as a pop singer, she gave approximately forty-five thousand dollars to a performing arts organization for visually-impaired musicians.
She was born and raised in the city of Daejeon, South Korea. She posted a picture of her mother to Instagram in August 2015 and she posted a throwback picture of herself as a baby with her grandmother to Instagram in August 2017.
She performed the Rihanna hit "We Found Love" at a 2012 champion ice skating event at Seoul's Olympic Park.