A small favor for Piney's old war buddy turns into a big problem for SAMCRO. With Clay detained, it falls to Jax to handle it. Meanwhile, Gemma deals with the pangs of aging as well as the arrival of someone familiar whose intentions are unclear.

SAMCRO must scramble to come up with cash to meet an IRA gun payment; the Mayans and Nords take a drastic step to bolster their alliance; and Jax finds himself in a dangerous position with Tara.