Sarah is an original character who appears in stories set in the shared Bloodties universe.
Sarah went to college with Triona, Terese, and Lauren. She was drawn into the Bloodties world by her interest in Nick Knight. The moment she saw him, she decided to throw her lot in with LaCroix in order to get him. On becoming Immortal (a concept from Highlander), she became the student of Connor MacLeod and after her training, they maintained an on again, off again, romantic relationship.