Book Review: Immunity, Contagion Book 2, Erin Bowman Science Fiction: Immunity, Contagion Book 2, Erin Bowman At the end of Contagion, Thea, Coen, and Nova have escaped the plague-ridden nightmare of Achlys, only to be captured by a ship determined to weaponize the plague. Since Thea and Coen are carriers, or hosts, to the plague, […]