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.

Louis and Harvey wrangle with new firm dynamics. Mike's latest success brings him unexpected new business. Rachel's leadership is challenged by an insubordinate associate.

Harvey, Louis and Donna must get on the same page - and fast - when Bratton Gould comes after PSL for poaching an attorney. Mike and Rachel struggle to make time for their wedding plans.

Mike deals with the blowback on his prison case; Harvey tries to tell Donna about his relationship with Paula; Louis' past behavior comes back to haunt him.

Harvey learns the scope of Alex's involvement with the prison case; Mike tries to keep the case alive; Lipschitz forces Louis out of his comfort zone; Donna tries to balance work and life.

Harvey and Mike seek outside help; an unexpected encounter derails Louis' search for a new associate; Donna receives a proposition.

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.

Harvey and Louis fight to protect the future of the firm from its past; Alex worries Mike's instincts could risk a client relationship; Donna and Harvey delve into the aftermath of their kiss.

Season Finale. It's all hands on deck as Louis, Donna and Alex defend the firm, while Harvey aids Jessica on a case; Mike and Rachel juggle their commitments to the firm, the clinic and each other.

Following the merger, Harvey and Zane grapple over who should lead the firm. Louis tasks Katrina with culling the herd, but doesn't like her decision. Donna helps her see beyond the numbers.

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.

Harvey’s good deed puts him on a collision course with the firm’s landlord, David Fox. Alex pursues Samantha's former client. A medical condition jeopardizes Katrina’s shot at Senior Partner.

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

Harvey confronts his personal issues to defend his brother. Louis sacrifices for family.

Harvey and Louis assess their relationship. Donna doubts Samantha's motives for helping her.

Donna's agreement forces Harvey to help David Fox. Alex comes to Zane's aid on a personal venture.

Harvey helps Samantha settle an old score. Louis faces a hurdle on the path to fatherhood.

An old foe backs the firm into a corner. Samantha and Alex try to broker a peace between clients.

When Harvey and Zane can't stay on the sidelines, Donna does what's best for the firm.

Harvey laces up for a rematch against an old foe. Louis struggles to hold the reins of the firm.

Louis learns the finer points of managing Harvey. Alex is caught between Samantha and his wife.

Harvey and Donna are caught in the crosshairs when Stu is blackmailed; Samantha revisits her past.

Harvey's forced to choose a side when Samantha and Scottie go toe-to-toe. Louis represents Lipschitz.

Donna's relationship complicates a deal for Harvey and Alex. Samantha helps Louis get justice.

When Hardman comes looking for retribution, the firm rallies to Harvey's defense.

Harvey and Samantha fight to keep Zane's name on the wall. Alex warns Louis of the consequences.

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

Harvey takes a case to send Faye a message. Louis finds a new opportunity.

Faye decides to take action against Harvey and Donna's relationship. Harvey looks to impress Donna's father.

Samantha finds herself caught in the middle of a tricky situation when Mike picks a fight with Harvey.

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

Harvey and Samantha head out on a road trip together. Louis gets in over his head with a potential client.

An old foe forces Harvey to account for past actions. Esther has a problem only Louis can solve.

Mike helps Harvey overcome a personal loss and an attempt to take down Faye grows more complicated than what was originally anticipated.

Facing its potential destruction, the partners must go all in to save the firm.