A teenager discovers that he is attracted to children. He tries to be honest with his parents but fails to receive any help from them. The team arrests an old pimp Gao Guang Sheng, unaware that he is Shu Ya's biological father. As the teenager grows older, it is revealed that he is Kuan Weiliang. His parents’ contempt pushes Weiliang to embrace his pedophilia instead, embarking on a path of crime.