Kingstown Prison descends into total chaos. Mike desperately works to help stop a riot that will have serious consequences for all involved.

Tracy has good news for Kyle. Mike and Iris spend a peaceful day at the cabin, unaware of the trouble escalating back in town.

Mike sends the prison a message and considers an offer from a legend.

Mike's plan for the warring factions in Kingstown hits turbulence.

The cartel war reaches new heights as Mike makes a bargain with the devil.

Mike works every angle to protect his brother.

New dangers threaten Mike's family as Callahan comes back into focus.

Mike and Ian discover a coverup that leads to an unexpected source.

Kyle and Kingstown PD try to make sense of the crime scene. Mike takes matters into his own hands. Sam makes a costly mistake.

It's all hands on deck as the war spills out into the streets of Kingstown. A mistake has serious repercussions. The trust between Mike and Bunny reaches a moment of truth. Iris finds herself with nowhere else to go.

When a fight breaks out on the yard, Sam finds himself in trouble again. Milo goes to extreme lengths to get what he wants. Mike sends a message.

Tensions are high as tragedy strikes in Kingstown. Meanwhile, a new face of the Russian mob sets up shop in the city.

Anchor Bay gets a new inmate as Mike investigates recent deaths both inside and outside of prison walls.

Everyone wants something from Mike, who reminds them who is in control. Iris visits Mike’s office. Mariam and Mike discuss Kyle’s future.

Danger erupts when Iris confronts her past. The Mayor finds a new chess piece as Bunny and Konstantin's rivalry reaches new heights.

Brothers Mitch and Mike McLusky navigate Kingstown, home to multiple prisons, as they act as the liaisons between prisoners and the community. When a young guard, Sam, is set up to deliver a letter for a prisoner, Mike works to get him off the hook.

After an attack hits close to home, Mike is given an ultimatum that could change everything.

Local gang leader, Bunny is upset when one of his guys gets taken off the yard. Mike brokers a deal, and is later visited by two FBI agents whom Mitch worked for. Milo has instructions for Josef on how to get closer to Mike.

Robert, Kyle, and Ian look to get their story straight as the internal affairs investigation looms. In the wake of Lockett's murder, Mike and Evelyn's relationship grows tense. Mike takes care of a problem for Bunny. Tracy worries about Kyle.

Kyle and Ian are questioned by internal affairs in the wake of the shootout. Bunny asks Mike for help with a close family member.

Desperate to confirm the source of a spate of bombings, Mike extends an unlikely olive branch.

After a tragic accident has deadly consequences, an all-out manhunt ensues. Meanwhile, Mike reaches out to a former prison contact.