Irisa's terrifying black-outs escalate, driving a wedge of secrecy between her and a worried Nolan. Meanwhile, the Tarr family business thrives under Stahma's self-appointed direction while an increasingly suspicious Datak remains in jail.

Datak is framed for a bizarre murder and turns to an unlikely ally for help, while Irisa discovers more about her destiny after encountering a mysterious stranger.

Nolan interrogates a suspected Votanis Collective spy in order to prevent a catastrophic terrorist attack on New York.

Kenya has returned but not as she was before, Stahma has problems to deal with and Irias still isn't back in defiance.

Nolan and Rafe race against the clock to rescue Amanda and Pottinger trapped in a deadly mine collapse.

With Nolan searching for Irisa, Amanda is forced to take on the badge as Deputy when the shocking murder of one of their own rocks Defiance.

Pottinger captures Datak and Stahma. Nolan tries to save a wounded Tommy. Irisa puts Irzu's plan in motion.

With New York destroyed and Defiance at risk, Nolan must race against the clock to stop Irzu and save Irisa in the process.