The sprawling Mario Puzo novel follows an Italian gangster family, led by Don Domenico Clericuzio, as they navigate a world of violence and power struggles. The story spans 1964-1985, exploring the repercussions of a fateful night when the family kills a rival gang, including the Don's daughter's new husband, at her wedding. As the years pass, the family's dynamics shift, particularly with the growing up of the Don's grandson, who becomes increasingly ruthless and cunning. Meanwhile, a nephew, raised to take his father's place as a hitman, struggles to prove his worth and eventually finds success in the family's Vegas casino business. However, his love for a beautiful actress sets the stage for a power struggle between him and the grandson, who seeks to take over the family.
Domenico's daughter Rose Marie marries the son of the head of the Santadio fa...