Jamie's authority is tested when an old rival from Ardsmuir shows up to settle on the Ridge. Claire finds a new way to cope with the trauma of her assault by Lionel Brown.

A dysentery epidemic spreads on the Ridge, and Claire falls deathly ill. She is almost recovered when the Christies arrive and drop a bombshell. As nefarious rumors spread like wildfire on the Ridge, tragedy strikes.

Jamie races towards Wilmington to rescue Claire from the gallows, only to discover that the American Revolution has well and truly reached North Carolina.

Claire makes a startling discovery about Roger and Brianna’s newborn daughter. A familiar face returns to the Ridge with explosive consequences.

Jamie and Claire help civilians flee Ticonderoga after the fort falls into British hands. Roger discovers the identity of the mysterious 'Nuckelavee'.