Sherlock investigates a case involving a wealthy philanthropist who believes his incurable illness was given to him on purpose. Meanwhile, Sherlock tries to teach Joan his deductive skills by sending…

Bill and Wendy interview candidates for a fourth member of the team. Holden is intrigued by complaints about a school principal’s odd habit.

Danny and Jackie investigate the murder of a Reagan family friend who was an undercover detective. Danny’s family starts to worry as the persistent search takes an emotional toll on…