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

Jamie prepares to face British forces in battle. Roger and Brianna question Buck MacKenzie’s intentions in the 20th century. William fights in the First Battle of Saratoga.

Jamie fights in the pivotal Second Battle of Saratoga. Roger and Brianna search for Jemmy.

Jamie, Claire, and Ian return to Lallybroch. Ian reconnects with his family in a time of need, while Claire deals with the fallout from a long-held secret. Roger and Buck search for Jemmy in the past.

Claire and Ian arrive in Philadelphia to help the ailing Henry Grey. Roger and Buck receive an unexpected clue in their search for Jemmy.

Claire turns to John Grey for comfort as they process difficult news. Ian and Rachel discuss their love and their future. Brianna confronts an intruder at Lallybroch.