"outlander" To Ransom A Man's Soul(2015) Here

Claire uses her own vulnerability and a "purgative" (lavender and herbs) to force Jamie to confront the memories.

Claire and the Highlanders rescue Jamie from Black Jack Randall, but the true battle is reclaiming Jamie’s soul from the trauma of his torture. Key Narrative Pillars The Rescue and Physical Toll "Outlander" To Ransom a Man's Soul(2015)

Most of the episode occurs in the shadows of the monastery, shifting to the bright open sea at the end. Final Resolution Claire uses her own vulnerability and a "purgative"