Alicia takes on a pro bono case where the witness quickly becomes the prime suspect, but it's Lockhart & Gardner that may be in the most jeopardy, as Will and Diane consider their futures and the firm's direction.
Tracy and Liz each agree to give up preferential treatment they receive at work, Colleen visits Jack on the anniversary of his father walking out on them, and Jenna takes on a gibbon as a pet.
Briscoe and Curtis investigate the death of a promising mathematician who was involved in a turbulent relationship with a college professor.
The shooting death of a young escort prompts an investigation into high-society life in New York as McCoy and Carmichael track down career criminals.
A pair of pants lost at a dry cleaners lead to a murder investigation and a much bigger case of corporate greed.