Duty Bound (S04E06)

Samantha finds it hard to come to terms with her recent revelation and makes a drastic choice that puts her life at risk. Meanwhile, Frankie and Gordon embark on a perilous mission to save a young person in jeopardy at the weir. Ken harbors a secret from Harper that could complicate matters. Additionally, Jeff's seemingly harmless meeting with one of Lizzie's friends takes an alarming turn when he realizes his job might be in jeopardy.