One of Luca's former bosses Manny Weisbord suffers a heart-attack. Luca tries to get him a new heart, so mobsters Max Goldman and Steve Kordoa, Luca's former associates put a contract on Luca.
The case against Luca is dropped, so Luca gives in to his inner demons to celebrate the fact that he now owns Vegas and the cops can't touch him. Torello uses these Luca's personal flaws and violent tendencies against him.
Luca's takeover of the gambling business comes to a halt and Torello hits his other operations even harder. However, Torello suffers a major loss in his private life.
Mike is indicted and used by Luca to destroy Holman's testimony. However, Abrams, feeling guilty for being foolish, helps Mike. Mike breaks up with Inger to protect her from scandal. The Dancer, an ex fence and Abrams' dad, shows up.
Lt. Torello and the MCU search for the person responsible for the murder committed during a home invasion. Feeling the heat from the MCU's home invasion investigation Phil Bartoli orders Ray Luca to take care of the problem personally.
A pretty female reporter helps public defender Abrams defend a man accused of assaulting a slumlord and he falls for her. Torello, on the other hand, must help his wife get through the tough times.
Luca plans to take over the gambling business and sends one of his men, Holman, to St. Louis. Torello plans to take Holman down, but the local sheriff, who wants publicity gets in MCU's way.
Luca forces the owner of Palladium, the biggest Las Vegas casino still not controlled by the mob, to give in. Meanwhile, Jack Claymore, the undercover FBI agent who's infiltrated Luca's casino meats Torello and becomes compromised.