When a rival club cleans out and then destroys their illegal arms warehouse, SAMCRO (Sons of Anarchy Motorcycle Club, Redwood Original) executes their own sense of justice in retrieving their guns. Meanwhile, family issues take center stage with a medical emergency involving Jax Teller's newborn son.

As the club deals with the aftermath of its illegal arms warehouse attack, the deputy chief of police poses a new threat to SAMCRO's reign over Charming; Jax continues to worry about his newborn son's fate; Opie faces a difficult decision.

With the IRA gun payment looming, Samcro scrambles to come up with the cash; the Mayans and Nords take a drastic step toward strengthening their alliance; Jax finds himself in a dangerous position with Tara.

SAMCRO plans retaliation on a rival biker club while dealing with wounded Cameron Hayes in the clubhouse; Jax, Bobby and Opie try to end the gun debt for good.

Clay's solution to getting cash for Bobby's defense leaves SAMCRO in a vulnerable position; Abel's happy homecoming ends in turmoil for the club.

After Gemma experiences something horrible she can't tell Jax and Clay. A rival porn producer comes to try and put Luanne out of business and Clay doesn't like Jax's decision making.

Extreme measures are taken by SAMCRO to get a hold of weapons for a customer. A theft at Caracara Studios means revenge after one diva is put at risk. Tara's professional and personal lives begin to collide.

While Opie seeks both revenge and reconciliation, Chibs makes a secret deal with Agent Stahl (Ally Walker) to protect his wife and daughter.

The second season ends with SAMCRO trying to get rid of Ethan Zobelle (Adam Arkin) and his cohorts once and for all.

To protect their territory, SAMCRO must handle a rat at St. Thomas.

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

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

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

14 months after going to prison on federal weapons charges Jax, Clay and the other SAMCRO members are released and return to Charming where they encounter new enemies in the form of a no nonsense sheriff and an Assistant U.S. Attorney out to nail the club for their dealings with Russian gunrunner Putlova. Also Jax makes a promise to Tara and Opie and Lyla get married.

After exacting their revenge, SAMCRO is forced to make a decision that could cause a huge shift in the club.

SAMCRO enlists a former foe to help stop the advancement of Charming Heights, while the Sheriff presses Juice for more information.

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

As Jax searches for who threatened Tara, she becomes aware of what's been going on with the club and warns Jax that Clay can't be trusted.

SAMCRO must put off an important vote to deal with an external threat.

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.

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

Jax brings a new proposal to the club with serious consequences.

Season finale:

As the dust beings to settle Jax’s world is suddenly turned upside down.

The ramifications of Jax’s choices put his club and family in jeopardy.

In the wake of Tara’s death, Jax makes vengeance a club priority.

Jax settles a score by taking advantage of shifting alliances.

SAMCRO forges an unlikely partnership in order to undermine a powerful enemy.

The SOA organization bears down on SAMCRO and Jax comes face to face with an ugly truth.

With tensions mounting and truths finally revealed, Jax must make the ultimate decision.

Ghosts loom large as Jax makes the final moves to fulfill his father's legacy.