After a painful personal tragedy, Cassie Hack - the killer of supernatural serial killers - is doing her best to live a normal life. But an attack by the demonic Deadites forces the butt-kickin' heroine back into action... and this time, she's not alone! Meet Cassie's new partner: Ashley J. Williams! Can this volatile pair keep from killing each other long enough to find the mystical Book of the Dead's stolen pages? Will Ash get some sugar? Or will Cassie make him kiss her bat? Two horror icons join in the mash-up that fans demanded!