When Chelsea Martin kisses her husband hello at the door of their perfect home, she may look like the ideal wife, mother, and homemakerbut in fact she's carefully navigating David's stormy moods. If family time doesn't go exactly the way David wants, bad things happen. But the façade crumbles when a mysterious condition overtakes the nation. Known as the Violence, it causes the infected to experience sudden, explosive bursts of animalistic rage and attack anyone in their path. The ensuing chaos brings opportunity for Chelseaand inspires a plan to liberate herself and her family once and for all.