Treacherous times leave loved ones dead as Sam pays the ultimate price to help Camp Wallace and eastern Tennessee. Lauren discovers a way to restore the power grid four months after the EMP attack left the nation in the dark. But food is scarce, and danger abounds outside the wire. When a deadly epidemic hits Unicoi and puts their work in jeopardy, Sam and his best men mount a mission through the badlands to find medicine. Lauren’s success catches the attention of both state and national politicians, putting Lauren and the Camp Wallace community in the crosshairs. Enemies join forces, and Sam must act fast to protect the lives of his wife and unborn child. Brink of Collapse is the fourth and final epic installment to the Survive the Collapse series.