Gemma hosts a fundraiser, bringing back a familiar but not welcome face who has history with SAMCRO.

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).

When SAMCRO's adult film business becomes a hindrance to the club, Clay seizes the opportunity to revive the gun-running cartel. As Jax and Clay continue to clash over club activities, their relationship reaches a new level of antagonism.

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.

To protect their territory, Sons of Anarchy must handle a rat at St. Thomas.

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

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.

Both the ATF and the Russians prove to be obstacles as the club looks to heal old wounds and settle old scores.

Fresh out of jail, SAMCRO reunites with family, confronts new Charming law enforcement, and shifts business alliances.

SAMCRO makes a run to set up a new business venture while Gemma makes a new ally in Charming.

SAMCRO's relationship with the Cartel is in jeopardy when an important package is compromised.

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

An important club vote gets side tracked when SAMCRO is forced to deal with dangerous external threats against the club.

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.

Jax is confronted with a new challenge that threatens his family and his club.

Jax presides over SAMCRO as a series of events begin to unravel Charming.

Jax and SAMCRO are challenged as past sins resurface.

Complications arise as the Sons band together to face a new adversary.

Jax attempts to pull Samcro into a new business venture.

Alliances are tested, while bonds are broken.

Jax scrambles to put his affairs in order, while Nero handles business with his old crew.

Jax makes arrangements to take the club in a different direction.

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

As Jax continues to push the club into more legitimate businesses he can't escape the sins of SAMCRO's past.

An attack at the compound leads SOA to seek revenge.

The club is forced to make an uneasy alliance with unforeseen consequences.

Jax and the MC must confront their past and choose their future.

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

Jax learns new secrets that turn his world sideways.

Tension mounts as the club makes a bold move to finally get out of guns.

As the dust begins to settle, Jax's world is suddenly turned upside down.

Jax has to handle some unhappy customers as the weapon deal goes through Mike's organization. Meanwhile, Tara finds a way to avoid jail without giving up the MC.

Jax is freed from prison and makes revenge his top priority. Wendy leaves rehab early and discovers Juice is hiding from SAMCRO and laying low at her apartment.

Jax calls in the Nevada charter for help in dealing a huge blow to Henry Lin and his crew. Unser digs into Tara's murder.

Jax bring forth some alliances to further destroy Henry Lin and plot August Marks demise. Juice tries to reach out to Chibs, but learns his actions are beyond redemption.

Jax looks to draw out the snitch that sold him out to Lin, leading to a confrontation at the port. Juice leaves town with Gemma and discovers her true intentions.

Samcro makes an unlikely partnership in order to undermine a powerful club enemy.

The club makes critical decisions to get a club member back. The club deals with heartache internally and conflict with the organization at large.

As the whole of the Sons of Anarchy organization bears down on the outlaw motorcycle club's California-based Redwood Original chapter, President Jackson "Jax" Teller comes face to face with an extremely unpleasant reality.

Gemma visits her father. Jax learns where she's at and goes after her. Unser gets in his way and suffers the consequences. Juice runs his last deal for the club. Wendy and Jackson get together.

SAMCRO president Jax Teller takes the final steps towards fulfilling his father's legacy.