Xiao Xiao (Lin Pintong) is a girl who lives in her own world. Because of a heart-wrenching secret, she is bullied and isolated by her classmates at school. Her mother Weifang (Chen Yihan) also sees her as a trouble. Her father who works abroad for a long time is more like a familiar yet distant stranger. Only her class teacher Paul (Liu Junqian) seems to understand and soothe her emotions. After a typhoon, Xiao Xiao witnessed the secret between her mother and class teacher. Confused, she not only had to force herself to adapt to this complex emotional relationship, but also gradually discovered that she and her mother had their own unspeakable helplessness in life... Lin Pintong won the Best Actress Award at the 60th Golden Horse Awards for this film, and is also the youngest actress in the history of the Golden Horse Awards.