Mike and Harvey adjust to their new paradigm. As they butt heads over strategy in Mike’s first foray into investment banking, their new attorney-client relationship may be short-lived. Meanwhile, Pearson Specter discovers that a disgraced former District Attorney may be pursuing a vendetta against Harvey and the firm.

Harvey and Mike find themselves on opposite sides of a takeover battle that threatens to turn into a knockdown, drag-out fight – a fight complicated by Rachel’s relationship with Mike. Meanwhile, Louis finds himself partnered with recent SEC defector Jeff Malone in defending Pearson Specter from disgraced DA Eric Woodall.

Pearson Specter’s client, Logan Sanders, pushes Harvey to prove his relationship with Mike won’t hinder him from doing what it takes to win their takeover battle. Meanwhile, Louis attempts to mend his relationship with new colleague Jeff Malone, but their ensuing bonding leads to some misunderstandings.

Having lost his partner on the inside, Mike moves to a hostile takeover of Gillis Industries. On the other side, Harvey and Louis pull out all the stops to make sure they win this takeover fight, and things take a personal turn. Meanwhile, Jessica and Malone come face-to-face with Sean Cahill, the attack dog with the weight of the SEC behind him, bent on bringing The Firm down.

Rachel becomes increasingly anxious about work, school, and the growing attraction between herself and Pearson Specter client Logan Sanders. Meanwhile, Louis helps Donna prepare for a major role while she encourages him to face his fear. Harvey and Mike agree to a ceasefire, but Sam accuses him of collusion and Mike learns how ruthless his new partner can be.

When Sean Cahill brings Pearson Specter client Logan Sanders in to the SEC for questioning, Harvey tries to put an end to the Gillis Industries takeover. But when Mike continues to play hardball, Louis sees an opportunity to make a name for himself by saving the day. Meanwhile, Rachel must contend with the fallout of a moment of weakness.

Rachel brings disturbing news while Mike is still reeling from the aftermath of the battle for Gillis Industries. Feeling Harvey is his only friend left, Mike makes a rash decision. Meanwhile, Jessica asks Louis to pick his own reward after his victory for the firm.

Mike and Rachel work closely with one another while Jessica and Harvey try to outmaneuver Sean Cahill. Meanwhile, Louis tries to hide evidence for the sake of his career.

Sean begins a round of depositions for the SEC investigation, endangering the employees at Pearson Specter.

Harvey and Jessica take measures to protect the firm; Louis tries to get his affairs in order.

Louis is gaining leverage in his quest to become a name partner of the firm and the Pearson Specter team is dealing with the fallout of Louis learning Mike's secret.

Harvard ethics professor Henry Gerard seeks Harvey's help with a case that requires a lack of ethics to win. Mike, meanwhile, does his best to not be spotted by the professor, whose class he never took; and Louis tries to wine and dine a socialite CEO.

Harvey and Louis take a drive to aid an out-­-of-­-town client to whom they both have deep ties; and Harvey uses the opportunity to force a confrontation between Louis and Mike about their trust issues. Meanwhile, in a flashback, we discover the root of Harvey and Louis’s competitive relationship in their early days at the firm. And Mike first learns the limitations of his genius when it comes to the law.

Mike takes on a humanitarian case that could potentially harm firm business.

Evan Smiths offers new evidence that nullifies the firm's victory against Liberty Rail. Harvey and Mike scramble to save the Liberty Rail case; D.A. Wolf comes after the firm; and Jessica and Malone try to adjust to their new circumstances.

Cahill needs help from Harvey in order to make his case against Woodall and Forstman; Rachel and Mike deal with their different relationships with Harvey; and Donna helps Louis with a crisis.

Mike and Rachel's engagement is put on the back burner as Donna leaves Harvey to work for Louis. Harvey is in denial and is confident she will return, but will he be able to handle it when he discovers she's not bluffing?

Jessica thinks that Harvey is putting out his "Donna anger" on Louis, as an ambitious senior partner tries to take on Harvey's salary. Rachel's dad insists that Mike and Rachel sign a prenup.

Harvey uses some star power in his conflict with Jack. Robert Zane to co-counsel is brought in by Mike.

Harvey steps outside his usual area of expertise, in order to take a case from a client who has a special tie to the firm. Mike and Zane work their class-action case together, but Mike learns they have different ideas about what constitutes a win - for themselves, and for their clients. And Donna counsels Louis on the best way to settle a feud.

Harvey faces old rival Travis Tanner, who claims to be a changed man, in a case. Harvey's sessions with Agard reveal the influence his past has on his present. Jessica tasks Louis to fix things with Harvey, but the plan may make an enemy of Jack.

Harvey reels from Dr. Agard's revelation about the root of his panic attacks and has to make a tough decision in a case that touches a nerve. Mike and Louis take over responsibility for Harvey's oldest client. Donna tries to make Rachel's dream wedding possible.

Mike teams with Jack Soloff on a case. Esther Litt returns to P.S.L. in hopes of discreetly solving a problem. Donna and Harvey try to return their friendship to normal.

Jessica does damage control in the wake of Harvey punching Louis, just as Jack Soloff and Daniel Hardman are looking for weaknesses to exploit. Meanwhile, Donna counsels both men on how to rectify their issues. And Mike must find a way to turn down his recently announced promotion without raising suspicion - while he and Rachel combat an opposing attorney who holds the key to uncovering his secret.

Rachel and her mother, Laura Zane, plan for Rachel's dream wedding, but Rachel fears the event may reveal Mike's secret. Meanwhile Daniel Hardman and Jack Soloff make their move against Jessica and the partners, as Harvey and Mike tangle with Hardman's mysterious backer, and Louis tries to find Jack's Achilles heel.

Jessica and Louis attempt to rally the partners to prevent the takeover attempt by Hardman and Soloff. Mike and Harvey both have to deal with demons from the past as they make potentially life-altering decisions.

Jessica and Harvey have to come up with a defense, even though Mike is guilty. Rachel must come to terms with her family's reaction to the news that her fiancé is not the person he claimed to be - and that he could soon be in prison.

Mike and Louis must identify an anonymous tipster in order to diffuse a damning piece of evidence. Gibbs isn't just after Mike, she's set her sights on Jessica and Harvey as well.

With time running out before Mike's case goes to trial, Harvey and Mike are at odds over their strategy, and just what lengths they'll go to in order to defeat Gibbs.

Time is running out before the trial and Mike wants to represent himself. Harvey wants lead and challenges Mike to a showdown. Louis attempts to get Sheila out of the picture for good.

Louis thinks about Anita Gibbs' offer of immunity. Rachel offers Mike advise on how to win over the people in the courtroom.

With the judgment just around the corner, it threatens to ruin the lives of the people closest to Mike. Mike makes one last play.