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.