Xuan Xuan, a 17 years old girl, is a misbehaved girl in the eyes of parents and teachers. She fell in love at an early age, dropped out of school and was never home. However, when her family and school were exposed to the camera, the girl's loneliness and pain makes us understand why she is misbehaved. The director remembers her own youth when shooting the film. This documentary is not just a record of the bad girl, Xuan Xuan's, life, but also a true portrayal of the director’s own adolescence.