Cruelest Cut - S3.E22

Men in the city are being knifed by a prostitute who wears all black. Sterling Jenkins is a hard-hearted prostitute who, despite herself, is intrigued when an attractive man named Jason asks for help in fixing his car. Although she tries to rebuff the sensitive man, Sterling allows herself to believe Jason when he tells her that he's fallen for her. It is only afterward that she realises appearances can be deceiving.