Donna’s death has the club divided, with Clay setting up a new gun deal with the IRA. Charming and SAMCRO ’s hold on the city is threatened after Ethan Zobelle, a sophisticated separatist opens a tobacco shop. Zobelle and his less-sophisticated associate are determined to take SAMCRO down due to their black and Latino bikers.

Gemma finds herself unable to tell Jax and Clay about a traumatic event. Meanwhile, Luanne may be put out of business by a rival porn producer. Clay takes exception to the hasty decision making exhibited by Jax.

Zobelle creates a temporary problem for Hale to figure out as a way to undermine SAMCRO. Gemma's relationship with Clay is undermined by her rape. Tara has had enough of Jax's involvement with Luanne's porn business. Meanwhile, Bobby is asked by Clay to run the business end of Luanne's porn business.

The MC heads north across state lines for a charity club run, and more than just bike trouble. Now that Samcro is out of Charming, Gemma faces a compromising position with The League.

While Jax and Clay lock horns (and line up support) over how to deal with Zobelle, Tara finds herself ensnared in Gemma’s emotional struggle in the aftermath of her attack. Meanwhile, SAMCRO gets help from an unlikely source. Jacob Hale Jr.: Jeff Kober.

Zoebelle incites Clay, who plans a course of retaliation, causing Jax to look to an unlikely source to keep the club from being destroyed. Tara learns from Gemma how an old lady handles anger.

Now that The League has SAMCRO members in prison, the club must create new alliances while behind bars to survive.

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.

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

Agent Stahl (Ally Walker) takes notice at the handsome profits SAMCRO is reaping from the repo business. Meanwhile, the Jax- Clay standoff forces Gemma to make a difficult decision.

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

SOA gathers the tribe for protection, preparing for the showdown with Zobelle and Weston. The club gets revenge on Weston, Agent Stahl and the IRA. Gemma and Tara talk religion, Tara gets her job back using her connections to the club. Tensions mount between Chief Unser and Deputy Chief Hale...

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