Sa Dam Ying plot
Fong (Chong Lee), a young attractive woman, is sexually harassed in the toilets of the sewing factory on her first day of work by a seamstress and her three companions. Another maid, Sai Chu (Yum Yum Shaw), tries to intervene but is brutally knocked to the ground. Powerless, she can only watch until maid Sister Ying (Chen Ping) brutally puts an end to it. The three women become good friends and decide to live together. Swearing that they will never bow to others, especially the men, they pledge loyalty to each other and become blood sisters. All three have a past, but especially Sister Ying. And when it starts to catch up with her, the problems begin.