Nella Fielden marries Jonas Townley believing he is the one man who deserves her hand and her fortune. The Lancashire colliery heiress, as proud and ambitious as any man, cannot believe the truth: that Jonas has married her for her money.

He tries to be true to her. But soon, his heart belongs to another woman: Nella's protégé Leah Wood, the girl from Colliers Row.

Torn between her loyalty to her protector and her love for Jonas Townley, Leah tries to be true to both. But she cannot cure Nella's broken heart - or avoid the tragedy that lies in wait for them all.