When a corporate espionage case has personal ties to Neal, Peter recruits Diana from maternity leave for an undercover sting on a rogue stock trader.

While Kitty tries to find a runaway teen, Sherlock and Joan work a case in which the murder of a brilliant bioengineer looks to be at the hands of a…

Alan and Walden go to Kate’s fashion show in New York so Walden can reveal the truth about his identity.