In Manhattan, the lawyer Liv and the school teacher Emma have been best friends since their childhood. They both are proposed to by their boyfriends on the same day and they plan their wedding parties in Plaza Hotel, using the services of the famous Marion St. Claire. However, due to Marion's secretary's mistake, their weddings are scheduled for the same day. None of them agrees to change the date and they become enemies, trying to sabotage the wedding party of the rival.

In South Boston, the state police force is waging war on Irish-American organized crime. Young undercover cop Billy Costigan is assigned to infiltrate the mob syndicate run by gangland chief Frank Costello. While Billy quickly gains Costello's confidence, Colin Sullivan, a hardened young criminal who has infiltrated the state police as an informer for the syndicate, is rising to a position of power in the Special Investigation Unit. Each man becomes deeply consumed by his double life, gathering information about the plans and counter-plans of the operations he has penetrated. But when it becomes clear to both the mob and the police that there's a mole in their midst, Billy and Colin are suddenly in danger of being caught and exposed to the enemy-and each must race to uncover the identity of the other man in time to save himself. But is either willing to turn on the friends and comrades they've made during their long stints undercover?

Test pilot Hal Jordan finds himself recruited as the newest member of the intergalactic police force, The Green Lantern Corps.

A renegade general and his group of U.S. Marines take over Alcatraz and threaten San Francisco Bay with biological weapons. A chemical weapons specialist and the only man to have ever escaped from the Rock attempt to prevent chaos.