The story of New Jersey-based Italian-American mobster Tony Soprano and the difficulties he faces as he tries to balance the conflicting requirements of his home life and the criminal organization he heads. Those difficulties are often highlighted through his ongoing professional relationship with psychiatrist Jennifer Melfi. The show features Tony's family members and Mafia associates in prominent roles and story arcs, most notably his wife Carmela and his cousin and protégé Christopher Moltisanti.
Tony's power-sharing plan doesn't fly with Johnny Sack, who makes his point through a bookie named Lorraine Calluzzo. Out on parole, Feech La Manna crosses Paulie in his attempt to break into the landscaping business. Tony gets a roommate. Junior looks into the past while testing the patience of those closest to him.