Beowulf Unbound: The Valhalla Trilogy Book 3

It has been two years since the release of the Failsafe Virus and the world has been overrun by monsters called Grendels. Humanity struggles to rebuild in the aftermath with those not immune to the virus contained in domed cities. Valhalla, and Major John Wulf, fight to bring humanity back from the brink. Nikolai Rasmutin wants to finish the job he started. The final battle is about to begin!