A stunned Alicia searches for answers as she tries to make sense of Will's death in the aftermath of the courthouse shooting. Meanwhile, Diane delivers the sombre news to the shocked partners at Lockhart & Gardner, who must decide how to move forward with plans for the firm's future.
Sherlock tries to find out who kidnapped the adult daughter of his ex-drug dealer, Rhys. Watson worries about Sherlock's sobriety when Rhys suggests Sherlock was a better detective when he was using drugs.