Based on interviews with real-life sex workers, this stark drama from Herman Yau reveals the human side of the underbelly of the Hong Kong sex industry. Times are tough for three working girls: Coco's (Athena Chu) johns are cheating on her; Nana's (Mandy Chiang) living a double life her boyfriend has no clue about; and Aida's (Monie Tung) addiction is destroying her. Will a social worker who shows up at their doorstep be the torchbearer of hope?