Cameron has Harvey's client arrested for murder; Katrina tries to win over Louis; a British version of Harvey arrives at the firm.

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.

Lines between the personal and the professional get blurred when Harvey and Stephen work together on Ava's case, and Mike invites Rachel to join him on a case that gets complicated when his secret falls in the line of fire -- with Rachel's parents.

Cameron continues to use dodgy tactics on Ava's case; Rachel visits law schools; Mike reflects on the past.

Harvey and Stephen clash over Ava's case; Harvey and Jessica strategize; Louis gets Rachel's help with a broken contract.

As Ava Hessington’s murder trial begins, Harvey, Mike and Jessica fight off betrayal from both inside the firm and out. Meanwhile, Louis and Donna seek to even the score with those who have done them wrong.

Trust issues are brought to the forefront; Harvey and Scottie battle again; Louis wants to handle the dissolution talks; Mike wants to move forward in his relationship with Rachel.