What would you do if you discovered that Hell did not exist? For one man, the answer is simple: create it. As a monstrous infernal city erupts from the soil of America's heartland, a teenage boy discovers he may have the power to prevent Hell on Earth--but does he want to?

Abaddon's crusade escalates. Agents Townsend and Benson make a discovery. David makes a deal.

The clues to Abaddon's origins begin to come together, revealing a strange connection to David's past. Meanwhile, Erin reveals a family secret, and David has doubts about his deal with the devil.

An attempt on a student's life leads Abaddon to question his mission, even as David begins to uncover his own destiny.