A police sting takes place in a haunted apartment building. The sting goes bad when a wicked female ghost crashes the party.

The Pink Squad is comprised of four strong, tough women (Sandra Ng, Ann Bridgewater, Suki Kwan in her film debut, and Elsie Chan) who do their police work efficiently and successfully. As a result, their chauvinistic superiors in the police department are always scheming to try and get them fired.