Poldark - Season 1 (1977)

After another infidelity from Francis, Elizabeth decides to leave Francis for Ross after his father's death - but Demelza's pregnancy complicates the situation.

Ross and Demelza, now married, celebrate the birth of their daughter. A traveling troupe of performers stages a play at Nampara, and Mark Daniel falls for a young actress named Keren.

When Jim Carter becomes seriously ill in prison, Ross worries that he will die before completing his sentence.

Young Geoffrey Charles is stricken with a serious illness; when Francis also becomes ill, Demelza assists Elizabeth in caring for him.

Mark Daniel learns of Keren's affair with Dwight Enys; Ross helps Mark avoid capture by the authorities.

After Ross is released on bail on charges of looting a wrecked ship, the Warleggans stubborn witnesses in order to have him legally executed.

Francis' failed suicide attempt leaves him in deep melancholia and the Warleggan's parade of suborned witnesses darkens Ross' prospects for acquittal.

Ross rehires Jud, reestablishes his friendship with Francis, and becomes involved with smugglers in the hope of raising money to exploit a new copper vein.

Warleggan's minions apparently beat Jud to death in revenge for his changing his testimony and Francis and Ross plan to open Wheal grace using Warleggan money.

After the birth of Ross and Demelza's son, Francis accidentally drowns in Wheal Grace after supposedly discovering a new vein if precious copper.

Ross tries to locate Mark Daniel in the hope that he will remember the location of the copper vein he found while hiding in Wheal Grace.

Ross's hopes for a new vein of copper are shattered, and his distress when he finds out Elizabith plans to marry Warleggan resulting in the breaking of his marriage vows.

Warleggan evicts hundreds of tenant families in his efforts to exert his power, and Ross discovers a valuable vein of tin in his depleted copper mine, Wheal Grace.