While investigating the murder of a man who killed a mother and son years earlier while driving drunk, Danny and Baez are torn between doing their job and finding justice after discovering the connection between the suspect and the victim.
Nick, Hank and Wu investigate a local hotel after a grisly murder leads to one of its guests who claims to be haunted by a frightening creature in the night. At the Spice Shop, Monroe, Rosalee and Eve continue to research the origins of the symbols on the cloth and may be getting closer to unlocking its mystery. Meanwhile, Capt. Renard continues to be haunted by his past transgressions.
When Matty’s goddaughter and her boyfriend are killed in a San Francisco park, Mac and the team investigate the crime and start to suspect that the 1970s Zodiac Killer has returned.
Queen Mary, unsure who to trust, tests her brother James to ensure his loyalty after hearing of his meeting with John Knox. Queen Elizabeth agrees to help Lord Darnley, in an attempt to sabotage the powerful suitor’s relationship with Mary.
When the team realizes that the talisman which Dreyfuss seeks might be hidden in the most obvious of places, they race against the clock to find it before the evil forces are aligned. Then, with heightened emotions and bittersweet memories, Jenny and Crane revisit important parts of their past as they return to Sleepy Hollow.
In order to save Stefan’s soul, Damon makes a deal with Cade to retrieve the Maxwell journal. Alaric and Matt refuse to hand the journal over as it may contain the key to destroying Cade. Caroline desperately tries to connect with Stefan before Cade goes through with his plan.