An ethnic Chinese girl named Zhenzhen was forced for prostitution in Berlin from her childhood. She became a journalist when she grew up and determined to expose the underground prostitution group to sweep the vicious power through media reports. Zhenzhen was acquainted with another prostitute Mo and planned to fight against the head of underground prostitution group. Under the help of Mr. Zhu, leader of oversea Chinese society, more people have been involved in the revenge plan with painstaking efforts and enduring humiliation. In front of the darkness, they were collapsed at the first blow.