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.

Patty begins to suspect Purcell of withholding vital information; Ellen uncovers a decades-old secret from Patty and Purcell's past.

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.

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.

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.

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

Tom Shayes considers his options as Patty continues to strain to keep her clients happy. Arthur tells Ray that he needs to put more pressure on Patty to make the case go away.

As Patty goes on the offensive against the FBI, Ellen discovers troubling news about the investigation. Meanwhile, Patty's husband gets an intriguing offer

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 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.

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.

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.

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.

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

Patty receives a mysterious threat at her office that could destroy her case against Arthur Frobisher. Ellen continues to struggle with the demands of her new job at Hewes and Associates.

Ellen gets some bad news from her parents. Arthur Frobisher and his team do everything they can to keep things going their way while a witness remains missing.

Patty suspects there is more to Daniel Purcell's case than simple murder; Ellen secretly assists the FBI in their attempt to flip Tom Shayes and use him against Patty.

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.

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.

Ellen convinces Katie to testify against Arthur Frobisher, which has him considering drastic measures. Patty begins to question if Katie is giving honest and accurate testimony.