When Lee Joo Na was six years old, her parents died in a car accident in Singapore. Her relatives took her in unwillingly and treated her badly. Submerging her sadness and loneliness with food, Lee Joo Na was called "pig" in school. The only friend she had was Mindy. Lee Joo Na started writing songs that expressed her feelings. Her best friend took one of Joo Na's song and posted it online, and it became a very popular hit. Joo Na was invited to Korea to  write songs for one of the top sing