Summary: Nolan and Irisa arrive in Defiance, where the town is soon divided over the death of Luke McCawley. But a bigger threat forces everyone together: An attack by the Volge.

Summary: Rafe & Nolan search underground St. Louis while looking for an escaped convict. Meanwhile, a violent Castithan tradition causes clashes amongst the residents of Defiance.

Summary: While investigating vicious Hellbug attacks, Nolan & Irisa realize they are tied to Irathient spirit raiders that have come into town. Meanwhile, Irisa starts experiencing strange visions.

Summary: Kenya is kidnapped. Rafe learns that Luke was involved in some mysterious goings-on at the mines and orders Quentin to get to the bottom of it.

Summary: Amanda and Nolan take a transport across the badlands to transport a prisoner and join forces with a band of outlaws. A visitor to Defiance must make Irisa confront her traumatic past.

Summary: An old war buddy catches up with Nolan at the same time a Castithan criminal with a history of violence enters the picture.

Summary: Interesting relationships develop when the residents of Defiance are forced to stay indoors as a threatening Razor Rain storm approaches. Meanwhile, visions lead Irisa to the Spirit Riders and Sukar, who has fallen under the influence of a strange and mysterious force.

Summary: Following the big storm, Nolan and Tommy find an American astronaut who has been in an induced sleep for the past several decades.

Summary: A deadly plague threatens the town; racial tensions rise when the Irathients, who are immune to the virus, are quarantined.

Summary: The town of Defiance is shocked when the remains of a leading businessman who went missing almost six years ago, are discovered hidden in the walls of the NeedWant.

Summary: Amanda’s mayoral campaign is threatened when Nolan is involved in an accident on the eve of the election, prompting the town to question Amanda’s decision to appoint him as Lawkeeper.

Summary: The citizens of Defiance prepare to cast their votes for mayor; Nolan’s past violently rears its head; Irisa must decide whether or not to embrace her destiny.