From Book 1: Megan Pritchard survived the zombie apocalypse, but that was only the beginning of her problems. When a rival group of survivors led by a psychopathic ex-submarine commander threatens the fragile existence she has carved out in the southern Arizona desert, she must face her own mortality once again – or die trying.
The Elements of the Undead: Fire: The Collapse Air: Mortal Choice Earth: Desperate Measures Water: The End of Us
Coop: An Elements of the Undead Short The Elements of the Undead Omnibus (Books One-Three)