When the MC heads north on a "charity" club run, they find more than just bike trouble when they cross state lines. And with Samcro out of Charming, Gemma's left in a compromising position with The League.

Charming and its small-town appeal become vulnerable to The League, which finds new ways to provoke SOA members. Tara's compassionate efforts to help a distraught Gemma don't go unpunished.

When Oswald puts up the bail money, SAMCRO are released from prison, but the split between Clay and Jax is wider than ever. Complicating matters, Caruso's thugs attack Luann's studio. In an effort to heal the tensions between her husband and son, Gemma organises a meal. Clay comes to an agreement with Oswald when he learns Jacob is planning to run for mayor. Chibs's estranged wife Fiona Larkin (Bellina Logan) shows up at his hospital bedside, much to Gemma's chagrin. Lin has a proposal for SAMCRO, who are surprised to learn Marstein is still alive. Given the accounting job at Luann's studio, he informs SAMCRO that the Triad and the 9ers have been losing territory to the Mayans. When Jax, Bobby, and Opie go to see Laroy to ask him about it, they get something unexpected. Meanwhile, Weston is not entirely happy with Zobelle's latest decision, Gemma's efforts to help Tara backfire, Opie begins to get close to one of Luann's girls, Lyla Dvorak (Winter Ave Zoli), and Edmond begins a relationship with Zobelle's daughter Polly (Sarah Jones).

While the repo business proves more fruitful than the club ever imagined, ATF Agent Stahl gets up close and personal with the MC. Meanwhile, tension between Jax and Clay forces Gemma to make a tough decision.

The entire SAMCRO family goes on lockdown inside the clubhouse as war with the League approaches. Opie decides not to pursue revenge against Clay or Tig for Donna's death. Jimmy puts an end to Cameron's deal with Zobelle, agreeing instead to sell exclusively to SAMCRO. As Chibs backs out of the deal with Stahl and attempts to convince Fiona to let him protect her, Clay tells Jimmy that Edmond has flipped. After Jax witnesses Zobelle meeting Álvarez, SAMCRO inform Weston of the real nature of Zobelle's business dealings. Tara applies the lessons she has learned from Gemma to assert her position at St. Thomas. SAMCRO approach Laroy and Lin about uniting against their common enemies; the League and the Mayans. Edmond re-negotiates his deal with Stahl, seeking immunity for himself and Cameron. Hale makes a decision about what kind of chief he wants to be.

The aftermath of Abel's kidnapping has the Sons reeling - especially Jax, whose grief sends him into deeper turmoil over his future with the MC. Meanwhile Gemma, still on the lam, is hit with some unexpected news from her past.

To get intel on Abel's whereabouts, Jax and the club help a bounty hunter track down a skip. Meanwhile, Gemma deals with family issues.

To help his mom, his club, and his son, Jax conspires with an unlikely source; meanwhile, the MC puts Chucky undercover.

The Grim Bastards have a problem that could jeopardize Samcro's new business arrangements.

When Samcro pays a visit to another charter, not everyone's happy to see the mother chapter.

SAMCRO tries to get answers from Jimmy, but finds themselves in an explosive situation; and Unser looks into the attack at the gym while Tig and the others search for answers on their own.

The IRA wants proof that one of their own has flipped and Samcro intends to give it to them.

While the club's on a man hunt, Jax faces the toughest decision of his life.

With a member of the Samcro family held hostage, Jax must choose between revenge or the good of Charming.

SAMCRO encounters an unlikely foe when a piece of their business goes missing.

SAMCRO deals with the fallout from a death threat made against Tara.

SAMCRO gets word that the Niners have made a new alliance that directly impacts their own agenda.

Jax and Tara get a glimpse of life without SAMCRO but discover that their reality is hard to escape.

SAMCRO is at risk of being pushed out of their own business when a powerful adversary arrives and poses a threat to their business relations with the Cartel.

A desperate situation tests familial and club bonds.

Alliances are tested, while bonds are broken.

Jax gets closer to the truth but there are still obstacles in his way.

Anticipating backlash, Jax goes into high gear with his own agenda.

Jax strikes a new deal while ridding himself of old problems.

Jax deals with collateral damage as external pressure continue to stack up against SAMCRO.

An attack at the compound leads SOA to seek revenge.

Triggers are pulled that strengthen the MC, but also threaten to destroy it.

Jax learns new secrets that turn his world sideways.

Jax looks to push the club forward but the Irish put another obstacle in his way.