Without warning, an alien ship appears above Chicago and dusts the populace with a biological agent. Enormous animals are spotted, people-sized squirrels, and huge cats and dogs. Rumors abound, each more outlandish than the last, but Mia knows there’s some truth to them.

She’s been infected by the contagion and her neighbors are killing the infected. If Mia’s found out, the best she can expect is a bullet, but it’s more likely to be a lifetime of experimentation.  She’s certain the government will hold her to discover how she can become a rat.

Chicago is under quarantine, and the Army is deadly serious about keeping the locals contained. As the city’s infrastructure collapses, civil unrest rises, and Mia is trapped in a city that is hunting aliens and fighting amongst themselves. Fear makes her rat form manifest and she’s terrified. Her rat is small and weak and she has a family to worry about. She needs to escape before she’s dusted too...