Harvey's former mentor turns to him for help when his office comes under investigation. Meanwhile, Jenny suspects Mike may be occupied with more than just his job.

Mike is trusted to close a major lawsuit. Harvey must decide whether or not to defend Mike and his secret.

Mike has to handle complications and finds himself caught in the middle of the battle between Harvey and Daniel, and Louis meets his match.

Harvey’s defense of Ava hits a roadblock when the interests of her murder trial are at odds with Louis’ work to thwart a hostile takeover of Hessington Oil by a rival businessman.

Things are anything but business as usual when Harvey and Mike find themselves at odds with a tenacious U.S. Attorney. Scottie and Harvey can’t seem to get on the same page and Mike and Rachel clash over plans for the future.

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.

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 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.

Louis, Jessica and Harvey fend off a class action lawsuit from PSL’s former clients. Meanwhile, Mike runs afoul of a fellow prisoner due to reasons beyond his own control.

Harvey and Mike walk a fine line when they partner on a class action. Louis needs Rachel's help impressing a client during an annual presentation. Donna and Benjamin refine their product.

Harvey butts heads with his partners over a bold move. Mike pursues a pro bono case with the legal clinic. Donna's actions raise tough questions at the firm.

After their power move gets countered, Mike and Harvey end up with their backs are against the wall. Rachel worries about her father's clouded judgment. Louis helps Alex.

The transition continued to cause headaches as Harvey and Donna get their first taste of how Samantha operates and Alex tries to impress Robert Zane.

Alex is caught between Harvey and Zane as Louis struggles to overcome a shocking setback.

The firm faces the repercussions of its actions. Samantha enlists Katrina to help an old friend.

Harvey makes a play to get Samantha's job back. Katrina faces off against an old friend.