Alicia returns to work as a defense attorney after her husband's corruption scandal and incarceration. She is assigned her first case – a retrial of a woman accused of murdering her ex-husband. Her firm successfully deadlocked the first jury, and they hope that sticking to that strategy will work again, but Alicia realizes that this trial will be more of a fight than anyone expected.
After the State's Attorney refuses to pursue criminal charges, Alicia becomes second chair on a civil suit involving the rape of a prostitute at a bachelor party who may have been hired and abused by her own husband.
The son of Alicia's former friends is charged with felony murder, and Alicia decides to defend him, despite the fact that they ostracized her ever since the scandal.
Alicia stumbles onto something that indicates possible jury tampering on her firm's class action law suit against a pharmaceutical company. Peter's legal team continues their work for his upcoming appeal, and Alicia keeps butting heads with Peter's attorney.
Alicia and Will have only 72 hours to find the smoking gun that proves the train company, and not the three engineers, is responsible for the crash, thus securing the widows their pensions the company is holding back. Jackie and Alicia clash over taking the children to visit their father in prison.
As Alicia works with Will on the appeal of a death row inmate, she agrees to a conjugal visit with Peter in order to get information from him since her client was convicted under Peter's regime as state's attorney.
Alicia, representing a daughter of one of the partner in the firm, finds herself very attracted to her co-counsel, mostly because of his unorthodox approach of defending their client.
While Alicia is preparing in a case defending a scientist accused of arson, she is suddenly asked to testify on Peter's behalf.
Alicia is asked to represent a partner in the firm on a DUI charge. Her attention is split when she is suddenly forced to face the Other Woman.
When a judge overturns a simple plea deal that Alicia arranged, she looks into his motivation. Diane is made an offer she can't refuse.
Alicia learns more about Peter's fall from grace and removal from office when she represents Glenn Child's wife in her divorce appeal. Will, Emily, and opposing counsel, get cozy during a death suit against a caustic TV commentator.
Alicia and the kids have to deal with some really bad news and then she has to give Peter some information that will make him furious. Alicia has to represent the doctor who prescribed the medication to a high school quarterback that appear to die from the painkiller overdose.
Tensions are high as Peter's appeal begins while Alicia has to defend a wealthy client who doesn't seem that innocent, even after he's found not guilty of murdering his wife. Diane takes precautions when a prisoner she put in jail is to be released from prison.
Alicia defends a man accused of killing his child's babysitter. Peter's appeal seems to be going well. Alicia prepares for the idea of him returning to her life.
Peter gets accustomed to life at home and works on a comeback strategy with his political team, including Eli Gold. Alicia and Diane wrestle with spousal privilege laws in a murder case that hinges on their ability to get a wife to testify against her husband.
Peter strategizes on how to handle his retrial and the next steps in his public rehabilitation. Alicia and Will defend an attorney charged with murder.
In an emergency courtroom set up in a hospital, Alicia and Will battle Patti Nyholm and an insurance company that refuses to pay for life-saving in-utero surgery. Alicia gives Peter a proper welcome home.
Alicia and Will defend a college student accused of killing her sorority sister while under the influence of a sleep aid. Diane and Kurt continue their flirtation.
When Alicia goes head-to-head in the courtroom with former boss Jonas Stern, she debates whether or not use personal information to her advantage. Peter uses religion to work on his appeal.
The police are quickly at the door when Peter's electronic monitor sounds after he chases Alicia out of the apartment. As a result, Grace and Zach scramble to figure out a way to keep him from being arrested.
The winner is announced in the competition between Alicia and Cary.
Eli works on getting Peter's charges dropped. Alicia defends a client and accused wife killer, who claims self defense after she finds him handcuffed to a dead woman.
At Eli's urging, Alicia must decide if she'll stand by her man during Peter's new political campaign, or if she'll pursue a relationship with Will instead.
Alicia makes her decision about whether to stay with Peter or pursue a relationship with Will.
An Army reservist is accused of murdering his wife. Childs turns to dirty tricks in hopes of marring Peter's campaign.
A multi-million dollar malicious prosecution suit leads to an explosive confrontation between Alicia and Glenn Childs. Alicia's brother visits after his questionable remarks about Peter goes viral online and makes Eli apoplectic.
Alicia risks disbarment when Glenn's office suspects her of an ethics violation, which could also ruin Peter's political campaign. A third candidate is revealed in the campaign for state's attorney.
Alicia and the partners must decide whether to take on the case of a VIP massage therapist who accuses a Nobel Peace Prize winner of sexual assault. Peter and Eli try to figure out what Wendy's candidacy means for their campaign.
Alicia, Will and Diane are caught off-guard when a brilliant disabled attorney uses his condition to sway a jury. Kalinda turns to a former friend for help.
Alicia is on the road to successfully arguing that her teenaged pop star client is innocent of a DUI, until Cary drops a bombshell that could ruin the starlet's career and life. Peter's campaign hits a snag when the Democratic Committee tells him to drop out of the race.
When the government accuses an alderman of taking a campaign bribe from a Muslim extremist group, the team reviews hours of wiretap evidence to mount its defense. Alicia is startled to discover that some of the tapes pertain to her.
When Alicia gets a vague tip from a courthouse clerk in the appeal case of a death row inmate, the law firm races to secure a stay of execution. Peter Florrick prepares for his first debate with Glenn Childs and Wendy Scott-Carr.
Alicia's law firm tries to turn a client's son against his girlfriend when both are accused of murder. Alicia faces a tough decision.
When Will fears his client is not getting a fair trial because the judge is biased toward him, the law firm hires a jury consultant, who claims to predict a case's outcome by reading people's expressions. Will uncovers information about Bond's intent for the firm.
When Alicia's client confesses under duress to murdering a fellow prison inmate, Cary's team seeks to challenge by uncovering an unlikely connection between the two inmates. Wendy threatens to expose a Florrick family issue in hopes of forcing Peter to drop out of the race.
While Alicia races against Louis Canning to round up the most clients for an Erin Brockovich-style class action lawsuit, a mole is detected in LGB law firm, who seems to be working for Louis.
Will and Diane take on a defamation case from a young Internet billionaire, who is suing the film studio for depicting him in a negative light. Alicia confronts Will about the message he left on her voice mail.
Diane represents ballistics expert Kurt McVeigh in a lawsuit. Eli takes an interest in Wendy's illegal nanny.
The law firm of Lockhart, Gardner and Bond sues a social networking site on behalf of a Chinese dissident. Eli gets a tip that he hopes will drive Childs out of the race. Will and Diane hope to wrestle the firm away from Derrick Bond once and for all.
Lockhart, Gardner and Bond represents a drug kingpin in divorce proceedings, even though the client wants reconciliation. Kalinda is subpoenaed for a grand jury investigation.
On behalf of the victim's daughter, the firm sues a convicted murderer who is profiting from a song he wrote describing his crime. Eli anonymously uses the firm to help Natalie Flores and her family with their legal troubles.
Louis returns to face off against Alicia once again when the firm represents families of workers who committed suicide due to miserable working conditions. Cary finds out shocking information about Kalinda.
The firm represents a small drilling contractor in a dispute against a major oil conglomerate which is going well until a South American dictator takes over the case. The election results are in.
Lockhart/Gardner defends a patient in a liver transplant case against rival attorney Patti Nyholm. However, the case takes a turn when Patti is fired and asks Lockhart/Gardner to represent her. Alicia deals with emotional fallout from Peter's one-night stand with Kalinda.
Lockhart/Gardner defends Stephanie Engler, the owner of an adultery Web site, after one of her users is murdered, but the civil case turns criminal when the murder is pinned on Stephanie. Alicia goes ballistic on Kalinda about her one-night stand with Peter, causing Kalinda to contemplate leaving the firm.
Despite their tense relationship, Alicia and Kalinda rush to prove their client's innocence in a murder trial. The timing may finally be right for Alicia and Will to pursue their relationship.
