The growing Regulator threat forces Jamie, Claire and Roger to embark on a mission to raise a militia.

Roger leads Jamie's militia to the trading post of Brownsville and finds himself embroiled in a bitter feud. Jamie and Claire arrive to find that Roger's unusual strategy may have cost them the loyalty of the militia.

A revelation about Jemmy forces Roger and Brianna to choose between staying in the eighteenth century and returning to the safety of the future. Jamie finds that unrest in the backcountry has given rise to a new power.

Claire struggles to survive brutal treatment from her captors, as Jamie gathers a group of loyal men to help him rescue his wife. Meanwhile, Roger and Brianna's journey takes a surprising turn.

Claire struggles with her demons as a nefarious rumor begins to spread on the Ridge. Tensions rise as the residents fear there is a dangerous person in their midst.

Richard Brown and his Committee of Safety arrive to arrest Claire for murder. However, due to the rising political tensions in the colonies, Brown's plan to find a judge for a trial does not go as expected.