Detective Rita Rizzoli is accustomed to donning costumes and going undercover to nail crooks. But she'll be required to use all of her get-ups and more when a major cocaine ring is suspected of turning out a potent new strain of the drug, called "Fatal Beauty." With the help of her partner and a former bodyguard for a local cartel, Rita will do whatever it takes to find out who's dealing Fatal Beauty and stop them.