The Sons of Anarchy, a motorcycle club, are reeling from the kidnapping of Jax Teller's infant son, Abel. Jax, a key member, wants to protect his family and the club's future. His mother, Gemma, is fiercely protective and will do anything to get Abel back. The club's leader, Clay, prioritizes the club's survival and power.

The core conflict revolves around Jax and SAMCRO's desperate efforts to locate and retrieve Abel, who has been taken to Belfast. They face betrayal from within and dangerous enemies abroad, including Jimmy O, who is manipulating events. Key turning points include Gemma accidentally killing Abel's caregiver, Tara revealing she is pregnant with Jax's child, and Abel being placed with an adoptive family. The season culminates in a brutal confrontation where Chibs kills Jimmy O and Opie murders Agent Stahl in revenge. The Sons ultimately head to prison, but Jax's deal secures reduced sentences.

Season 3 of Sons of Anarchy covers episodes 1-13. Here's everything that happened:

Season 3, Episode 1: SO - The Sons reel from Abel's kidnapping and Half-Sack's death. Jax struggles with his future, while Gemma, on the run, visits her ailing father. Chief Hale is killed during a drive-by shooting at Half-Sack's wake. The episode concludes with Gemma learning Abel is safe in Belfast, but the club remains unaware of his true location.

Season 3, Episode 2: Oiled - Jax and SAMCRO investigate the drive-by shooters, discovering they are part of the Calavaras MC, soon to be patched into the Mayans. In Belfast, Cameron Hayes is strangled by the IRA, who are displeased with his actions. Meanwhile, Gemma's father, Nate, mistakes Tig for his wife and shoots him. The episode concludes with Amelia discovering Gemma is wanted and subsequently being taken hostage by Gemma.

Season 3, Episode 3: Caregiver - While Gemma interrogates Amelia, the caregiver, Tara intervenes, leading to Amelia's accidental death by Gemma's hand. Opie's rage erupts at a porn party, causing a rift with Lyla. Meanwhile, Jax and the Sons decide to travel to Canada to find Abel, and learn Cameron Hayes is dead.

Season 3, Episode 4: Home - Jax is misled by Jimmy O about Abel's location, while Gemma deals with her father's dementia. Tara reveals to Jax that she and Gemma killed the nurse, leading to a tense confrontation. The episode concludes with Gemma collapsing after learning Abel is in Belfast, and Jax's strained relationship with Tara intensifies.

Season 3, Episode 5: Turning and Turning - Gemma is hospitalized and learns that Tara is pregnant with Jax's child. Jax makes a deal with Agent Stahl, offering up Jimmy O and gunrunning evidence in exchange for his mother's name being cleared and a delay in the Sons' bail hearing, allowing him to travel to Belfast to retrieve Abel. The episode concludes with Jax preparing to go to Belfast.

Season 3, Episode 6: The Push - To fund their trip to Belfast, SAMCRO hijacks a Mayan drug shipment and makes a deal with Alvarez. Jax, pressured by Clay, enlists Tara to help sell prescription drugs, leading to a police raid and Jax breaking up with her. Gemma implicates Agent Tyler in Edmund's murder as part of a deal with Stahl. The episode concludes with Jax sleeping with Ima, while Tara contemplates her pregnancy.

Season 3, Episode 7: Widening Gyre - Jax grapples with his relationship with Tara and the consequences of his actions. Gemma orchestrates a daring escape from the hospital with Tara's help, revealing that Maureen's daughter is John Teller's child. Meanwhile, a violent confrontation between the Grim Bastards, Calaveras, and Mayans results in the death of a Grim Bastard, leading to Salazar being stripped of his rank. The Sons prepare to travel to Belfast, unaware that the local charter is in league with Jimmy.

Season 3, Episode 8: Lochan Mor - The SAMCRO crew arrives in Belfast, only to be arrested by local police. Gemma orchestrates a daring rescue, ramming a police vehicle with her truck. Father Ashby reveals that Jimmy O is betraying the club and offers Jax a deal: kill Jimmy in exchange for Abel. The episode concludes with Abel being placed with an unknown adoptive family, and Tara contemplating her own pregnancy.

Season 3, Episode 9: Turas - The Sons of Anarchy are caught in an explosive ambush during a gun run in Ireland, orchestrated by Jimmy O. Meanwhile, back in Charming, Unser begins to suspect Jacob Hale's involvement in recent troubles. The episode concludes with Tara and Margaret being kidnapped, and Gemma narrowly preventing Fiona from killing Jimmy O, only for Fiona to reveal that killing him would lead to the annihilation of the Teller family.

Season 3, Episode 10: Firinne - Jax and SAMCRO secure a confession from Liam, implicating Jimmy O in the bombing. This leads to a confrontation where McGee is killed by Clay, and Jimmy O narrowly escapes. Meanwhile, Salazar's demands for Tara's release are complicated, and Father Ashby reveals Abel has been placed with a loving family. The episode concludes with Jax determined to find his son.

Season 3, Episode 11: Bainne - Jax faces a difficult choice as Abel is located, but Jimmy O murders Abel's adoptive parents to use the child as leverage for safe passage. Tara manages to escape her captors by killing Luisa, leading to Margaret's release. The episode concludes with the Sons leaving Belfast, unaware of a crucial phone call Jax receives.

Season 3, Episode 12: June Wedding - Jax confronts Salazar to rescue Tara, ultimately killing him. Agent Stahl murders her partner, Tyler, to frame her and absolve Gemma. Opie proposes to Lyla, and Jax secures Tara's safety and the club's deal, though Stahl's deception sets a dangerous precedent.

Season 3, Episode 13: NS - Jax orchestrates a complex double-cross of Agent Stahl, using counterfeit money to secure Jimmy O'Phelan from the Russians. In a brutal act of revenge, Chibs kills Jimmy O'Phelan, and Opie murders Agent Stahl, avenging Donna's death. The episode concludes with SAMCRO heading to prison, though Jax's deal significantly reduces their sentences.