Patients of sexy psychiatrist Dr. Jill Kessey and eccentric attorney Alexander Hathaway are being murdered in bloody, satanic rituals. Law enforcement investigations reveal that sex and mutilation are the signatures of a serial killer, who likes to tattoo each of the victims after they are murdered. Lead detective Barry Harper discovers that some beautiful professional women are the prey...or are they doing the preying?

Faced with the extinction of their species, shape shifting, evil alien monsters descend on earth with the intent to mutate with humans. They choose Las Vegas as their destination, seeking to blend in with Sin City to hatch their plan. Little do they know what they will be up against when they cross paths with Cindy, a hypnotherapist. and Lucas, a mystery man. Divining their evil intent, it is up to them to turn the tide and restore balance.