When a murder investigation at a famous New York toy store spirals into a hostage crisis, Elsbeth must negotiate with Nolan, the hapless ex-con inside; Captain Wagner clashes with a rival whose reckless tactics could turn the standoff deadly.

Elsbeth must separate trick from treat in Sleepy Hollow when a rivalry reaches a ghoulish climax on Halloween night after a suburban housewife butts heads with a new neighbor; Capt. Wagner makes a frightening discovery about his daughter.