Jean is a sexy and beautiful female model. one day, she was found dead in her apartment and the killer ran away. Detective Tang (Barry Fitzgerald Barry Fitzgerald) and assistant Jimmy (Don Taylor Don Taylor) are responsible for investigating the case and find that the case seems to be clear at a glance, hiding all kinds of doubts. With the deepening of the investigation, more and more suspects have surfaced, coincidentally, they have been inextricably linked to a series of home invasion robberies. The truth of the robbery became the key to unlocking the incident. Another burglary occurred, and this time the culprit was the victim, and Don and Jimmy finally caught a key figure hidden behind a lot of clues-a man named Willie, whose whereabouts is still hidden in the fog.