The Niners have made a new alliance that causes problems for SAMCRO. Meanwhile, Tara asks Margaret Murphy for a favor but soon realizes that she won't be able to help; Gemma finds Piney's body and comes to a disturbing conclusion about how he died; and Linc has a clear-the-air meeting with Juice.

A powerful foe threatens SAMCRO's business with the cartel. Meanwhile, Jax confronts Clay over his mother's beating; Wendy (Drea de Matteo) returns to Charming, wanting to reenter Abel's life; Otto (Kurt Sutter) makes a deal with Linc; Bobby conducts some business with Georgie Caruso (Tom Arnold); Juice comes clean to Chibs; and Opie finds out about his father's death.