A waterman, rowing with his daughter on the Thames in search of plunder, finds the body of a man who had been brutally assaulted before being drowned. Who is the man?
Society' takes a hand and Gaffer Hexam, the waterman who discovered the body, is suspected of murder.
Noddy Boffin, the ‘Golden Dustman', engages a secretary, the Wilfers decide to take a lodger and Bella is adopted.
Roger ‘Rogue' Riderhood claims a reward for information and Silas Wegg proposes a friendly move.
Charley Hexam takes a brother's interest in Lizzie and Bella Wilfer takes her father, the ‘cherub', out to dinner.
Roger Riderhood meets a stranger, Lizzie receives a proposal and a terrified Betty Higden runs away.
The Wilfers celebrate their wedding anniversary and Noddy Boffin shows another side to his character.
Noddy Boffin becomes a partner in the friendly move and learns that Silas Wegg has found an important document.
Bella expresses indignation while Bradley Headstone and Roger Riderhood come to an agreement.
Noddy Boffin's nose is to be laid on the grindstone, Bella and her father keep an appointment and Eugene Wrayburn comes to grief.
Mr Fledgeby gets his just desserts. Rokesmith meets Mortimer Lightwood and is accused of the murder of John Harmon.
In this final episode, Boffin becomes himself and Riderhood and Headstone meet for the last time, with tragic results.