Search the Scene
The Loading Stairs. Iron steps down from the kitchen door to the river path. Slick with the last of the tide.
Comb a Scene for Evidence. Evidence is harder to fake than a story, but it usually says less on its own. These are the stairs behind the Anchor, an hour past closing.
Nell's stopped watch
Nell's wristwatch, stopped at 23:40, its glass cracked against the bottom step.