While investigating an explosion that kills two people, Sherlock discovers a crime that’s been lying dormant for years. Meanwhile, Watson encourages Sherlock to finally pick a sponsor.

Following “”wilding incidents”” in Central Park, a woman’s body is found in the lake and the suspects include the deceased’s wealthy husband.

After an actress is found dead in her apartment, Green and Cassady attempt to prove that her death was not a suicide.

Green and Cassady investigate the death of a cop accidentally killed during a botched robbery which leads them to stolen photographs of a celebrity mother married to a player.