David Andrew Macdonald

As Kitty begins to unravel due to the imminent threat to her safety, Sherlock and Joan intensify their efforts to help her. Also, the origin of Sherlock and Kitty's relationship is revealed. Stuart Townsend guest stars.

Finch goes undercover in an emergency call center to protect a 911 operator in a state of emergency, but it soon becomes clear that the threat reaches further than the team could have anticipated.

Mike (Michael J. Fox) and Susan (Anne Heche) head to Sochi to cover the Winter Olympics. Meanwhile, as Annie (Betsy Brandt) coaches Eve (Juliette Goglia) in a teen beauty pageant, Leigh (Katie Finneran) is convinced she’s dating a ghost who’s haunting her apartment.