They're out for your soul . . . and they don't have heaven in mind.
The action is heating up as Willow and Alex take flight from the open country to the gritty urban streets of Mexico City, where their love will be tested to its limits. Their discovery of a "shadow hunter"--an elusive angel killer--is about to upend everything they know, while Willow struggles to resist someone with an uncanny power to help her or to destroy her.