The Seventh Seal Series by J. Thorn, Kate Sterling

John awakes from a Halloween party with a hangover and a dead cell phone, on the first day of the End of Days. He's desperate, on the run, and fighting for his life.

Thirty years after the First Cleansing brought an end to civilization, a band of revolutionaries sets out on a quest to make a final stand for their freedom. Led by their enigmatic and seasoned patriarch, John Burgoyne, the tribe known as the Chapter of the Phoenix marches the treacherous highway stretching from Pittsburgh to Cleveland, unaware of the forces aligning against them.