Deforestation in the Amazon jungle unleashes an unknown virus that infects reptiles, making them vicious predators that transform humans into undead half-reptilian creatures. The majority of the global population is decimated and civilization collapses in a matter of months.
Ever since the onset of the pandemic, former UCSF professor Cassander Kawasaki has lived in seclusion with his dog Destry in the remote mountains of California. One day he receives a letter delivered by a messenger hawk and learns of a daughter who lives in a settlement across the country. Desperate to find her, he and his sidekick Destry set out on a transcontinental journey filled with violent encounters that could threaten their own lives…