This film has several names, and the full version can't be downloaded on Thunder.
A ghost/dead girl
Director: Lu Jianming
Actors: Liu Qingyun/Chen Long/Li Wanhua/Chen Yalun
Hua is a dancer in a nightclub. In order to make money to treat her seriously ill son, she did not hesitate to sell her body and meet customers at will, so that she was exhausted. One night, Hua was sexually harassed by four telephone repairmen on his way home from work. Officer Liu is in charge of investigating the case. Although Liu arrested four suspects, he could not finalize the case because of insufficient evidence. Unexpectedly, they actually backfired and raped and killed Hua. Huawei's own seriously ill son was worried and didn't want to die in vain, so he turned into a spectre and took revenge on four murderers …