Porphyria(Also known as Vampire Disease) has evolved transforming the world's population into creatures of the night, most authoritarian figures have been killed, Matt and his siblings must survive this new hell, making their way to Canada, for the Vampires are not prone to the cold and seek settlement. They make some allies, but there are many forks in the road, and a Cult, who sacrifice their own or people people who wander into their territory to the Vampire's as an offering
