Womanizing advertising executive Aaron tries to stop best friend Sean from falling into the "eternal damnation" of marriage by throwing a wild bachelor party to remind Sean of the joys of bachelorhood.

Set in present day Chicago, the ancient avenging demon Lilith, attempts to destroy a young paramedic's life while destroying anyone who interferes with her plan.

There are terrible things happening in the desert...unexplainable, frightening things. Tragic, inexplicable incidents… ever since she arrived.