Welles portrays Charles Rankin, a respected academic at a prominent Connecticut college. He seems to have the perfect life: a beautiful new wife, Mary (Loretta Young); and a charming home in a small town that holds him in high esteem. Enter Mr. Wilson (Edward G. Robinson), a detective on the hunt for Nazi war criminal Franz Kindler. The appearance of Mr. Wilson threatens to reveal that underneath this idyllic veneer is a secret that could tear everything apart.