Romero plays a suave and unscrupulous jewel thief; Trevor is an insurance detective who joins his gang when she goes undercover to bust up his operations. Romero stages a fake holdup and murder so he can test Trevor's honor among thieves and also calls in some fake police to see if Trevor
will squeal. Trevor steals some of her own jewels, hoping the theft will lead her to the mastermind of the outfit. With police detective Nolan, she slaps the cuffs on the entire gang. Outraged, Romero shoots Trevor.