In a small seaside town, two schoolgirls are sexually assaulted by a middle-aged man in a motel. Mia, a teenager who was working on reception that night, is the only witness. For fear of losing her job, she chooses to keep silence.
A young dancer tries his best to make some modern innovation in his work.
The attendance of 2 boys named Gao Hai and identical in appearance leads to confusion at Happiness Island Summer Camp.
Warden Xiao Hong is in charge of a prison that holds her former boyfriend, a former rival for the boyfriend and the boyfriend's daughter.