Nude Celebs: Marlene Favela - After experiencing a mysterious blackout, a beautiful college professor wakes up to find herself surrounded by a bloody mass of slaughtered corpses. And when she learns that she's actually a hybrid of human and alien DNA, she must travel to Mexico to find the scientist that created her before she's consumed by her murderous impulses. The fourth entry in the sci-fi series stars Helena Mattsson, Marlene Favela, Ben Cross, Dominic Keating.