Where's Nora Selleck? Nurse Florence Shaw investigates when a mysterious stranger walks into her patient's life - and then she disappears . . . Nurse Florence Shaw is worried about her patient and friend, elderly widow Nora Selleck. When she encounters Nora in the market town of Stone seeming confused, Florence decides to pay her a visit in more familiar surroundings. But at Nora's house she meets Ben Evans, a mysterious young stranger who has befriended...