Patty Hewes has been appointed by the U.S. government to recover billions of dollars lost to the largest investment fraud in Wall Street history. The new case pits Patty against the powerful Tobin family, which includes Joe Tobin (Campbell Scott), Marilyn Tobin (Lily Tomlin), and the family's trusted attorney Leonard Winstone (Martin Short). Meanwhile, Ellen Parsons adjusts to the challenges of her new job, and life, away from Patty Hewes.

Patty and Tom continue to dig into the Tobin family's sordid past, while Joe Tobin must decide between his family and his integrity. Ellen aids Tom in his investigation of the Tobin's, but in doing so receives some bad news of her own. While locked in the midst of a bitter divorce, Patty and Phil find one piece of common ground in the form of their beloved dog.

Patty is forced to race against the clock to prevent a key witness in the Tobin case from fleeing the country. Meanwhile, Ellen learns a dark and shocking family secret.

Patty drills Louis Tobin about his fraud while his son Joe makes a decision that will determine the fate of the Tobin family forever.

Patty Hewes squares off with the D.A. over access to a key witness. A job candidate at Hewes & Shayes asks Ellen for insight into Patty.

Patty is under tremendous pressure from the Attorney's Office to make progress in the Tobin case, and winds up striking a bargain with an unlikely source. Ellen discovers some new evidence in Louis Tobin's death and Tom's financial troubles begin to effect him in more obvious ways.

Patty sends Tom out of the country to follow the money trail of the Tobin fraud. Ellen must choose between her new boss and Patty. Leonard Winstone leaves the city under mysterious circumstances.

Carol Tobin suddenly disappears and it is up to Patty and Ellen to track her down. Arthur Frobisher returns to the fold to open his new foundation.

Patty finally manages to track down the missing Carol Tobin and forces her to give up the truth about the fateful Tobin Thanksgiving. Meanwhile, Ellen's home life is turned upside down and Frobisher begins to make his movie.

A professional disaster looms for Patty when her clients ask that she be thrown off the Tobin case. Tom makes a risky move that may cost Ellen her job at the D.A.'s office.

Patty's star witness is arrested, forcing her to strike an unusual deal with the D.A.'s office. Frobisher reveals a little too much about his past.

Patty and Ellen set out to tear the Tobin family apart. When Tom Shayes' job and marriage unravel, he strikes up a deadly alliance.

Ellen and Tom take matters into their own hands in an attempt to win the Tobin case; Patty Hewes is haunted by the price of her success.

Ellen investigates Howard Erickson's company despite warnings from her boss and from Patty; Patty takes on a big pharmaceutical firm; Erickson goes after defense contracts for his company.

Ellen takes the High Star case to the senior partners; Chris feels certain he is being targeted; Erickson and Boorman try to make the lawsuit go away.

Ellen learns that Chris used to hunt down terror suspects; Patty rejects Erickson's settlement suggestion for the High Star case.

Ellen meets the son of Chris' Afghan contact; Erickson decides to torture Chris for information about the possibility of an intelligence breach; Patty discovers that High Star extracts terror suspects for the CIA.

Ellen and Patty move Nasim to a safer place as they gather evidence against High Star; Boorman frames Nasim for an attempted bombing to prevent his deposition; Erickson struggles to maintain his CIA contact.

Now that Nasim is labeled as a terrorist, he loses his credibility as a witness. Erickson buys land to build a private army. Ellen enlists journalist Dean Gulickson to track down Chris in Afghanistan. Michael comes to see Patty and demands to meet Catherine.

Patty uses her drug-company case to gain information on High Star; and a journalist tries to embed with High Star mercenaries in Afghanistan. Meanwhile, Michael Hewes seeks out his daughter, Catherine.

While reporter Dean Gullickson (Griffin Dunne) heads to Afghanistan, Erickson orders his staff there to deal with Sanchez once and for all. He also confronts Boorman. Meanwhile, the judge in the High Star case allows Ellen to depose Erickson. "Just remember that we're in the middle of a game," Patty tells her. "We don't have to win it now. We just want to keep playing."

Boorman tries to align himself with Patty. Meanwhile, Chris' life remains in jeopardy and the case becomes personal for Erickson.

Ellen is furious with Patty for violating their agreement about the High Star case. And tempers come to a head between Erickson and Boorman—with Chris' life hanging in the balance.

A whistle-blower case puts Patty and Ellen against each other.

A hacker claims to have pertinent information about the leak at Princefield; Patty’s former colleague offers her services to Ellen.

Ellen detects inconsistencies in McClaren’s story. Later, Ellen’s mother requests her help.

Patty and Ellen seek the source of the Princefield leak, while Patty takes on Ellen through the press.

Someone from McClaren's past turns up and sheds light on his personal life; Patty has a confrontation with an adversary.

The attack Ellen suffered years ago comes back to haunt her.

A blizzard strands Patty and Ellen; McClaren uncovers a major player in the trading scandal.

Ellen begins to uncover the truth about her attacker. Chris Sanchez approaches McClaren with information.

McClaren's latest leak thrusts Ellen into the spotlight. Tensions between McClaren and Rutger Simon come to a head.

Series Finale: While looking to use Michael Hewes' custody hearing to bring down Patty (Glenn Close), Ellen (Rose Byrne) is double-crossed by a key witness in the McClaren trial.