Don Vito Corleone, the head of a mafia family, decides to pass down his criminal empire to his son Michael. However, this decision unknowingly puts his family in grave danger. Michael, a decorated war hero, initially wants nothing to do with his family's criminal activities. But when his father is critically injured, Michael takes matters into his own hands and becomes deeply involved in the world of organized crime. As tensions rise and enemies gather, Michael must navigate a dangerous path to protect his family and secure their legacy.

Michael Corleone, now in his 60s, struggles to repair relationships while containing the violent sociopaths in his decaying criminal empire. He embraces corporate America, rebuilds the Corleone interests as a legitimate enterprise, and creates a charity in memory of his father. However, he faces opposition when he seeks to buy the Vatican's shares in Immobiliare. Michael must navigate the treacherous world of mafia politics, avenge the murder of Don Tommasino, and orchestrate revenge against the Corleone family's enemies. Ultimately, tragedy strikes as Michael loses his daughter and his past catches up with him.

The Godfather Part II follows the saga of the Corleone family as they continue to navigate the world of organized crime. The movie explores themes of power, family, and betrayal, while delving into the backstory of Vito Corleone and his rise to power. Set in the 1950s and 1960s, the film takes viewers from the streets of New York to the casinos of Las Vegas and the revolution in Cuba.