Rumours spread of a scandalous relationship between Ross and Demelza.

News of Ross and Demelza's marriage spreads, damaging Wheal Leisure's prospects.

Demelza gives birth. Ross welcomes old friend Dr Dwight Enys to Cornwall.

With Jim gravely ill in jail, Ross and Dwight launch a desperate mission to save him.

George expands the Warleggan empire, launching a new ship and bankrupting Carnmore.

As the election leads to rioting, Elizabeth goes to Bodmin herself. Demelza tries to influence the case by making a personal appeal to the judge, but George has a number of tricks up his sleeve as the day of the trial arrives.

Needing money to open a mine free of George's influence, Ross strikes a deal with a local smuggler. Dwight, meanwhile, tries to diagnose an epidemic and receives help from an anonymous benefactor.