A white-separatist group moves into Charming to challenge SAMCRO; Clay strikes a new gun deal with the IRA; Bobby is released from prison; and Opie returns looking to avenge Donna’s murder.

Tara and Unser help Gemma keep her rape hidden from Clay and Jax; tensions between the Niners and the Mayans escalate, catching SAMCRO in the middle; and Jax has an idea for a new income stream for the club.

When Hale refuses to shut down an Aryan meth lab, SAMCRO takes action with explosive results; Clay and Gemma struggle to communicate; and the porn business presents an unsuspected windfall for Bobby, and a challenge for Tara.

During a gun run, a Redwood Original is grabbed by bounty hunters; the tension between Jax and Clay becomes palpable as unlikely alliances form within the MC; and Gemma tries to confront her attacker.

Clay and SAMCRO go on the offensive against Zobelle and the League with perilous results. Elsewhere, Unser tells Hale the truth about Gemma.

Jax and Deputy Chief Hale work together to locate Zobelle before SAMCRO does. Meanwhile, the rift between Opie and Jax continues to widen.

While SAMCRO navigates a hostile environment, Agent Stahl returns to Charming with an offer for the MC.

The League's actions begin to bear fruit as SAMCRO starts to unravel and Jax unwittingly enters rival territory.

Clay moves to get back in the gun trade and Hale offers SAMCRO a measure of payback against the League.

Clay calls for a club vote to allow Jax to go nomad.

The rest of the club finds out what happened to Gemma and plot their revenge on Zobelle and Weston.

SOA gathers the tribe to prepare for the showdown with Zobelle and Weston.

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