In this update of Washington Irving's classic tale, Ichabod Crane wakes up in the 21st century but finds his 18th-century nemesis, the Headless Horseman, has also come along for the ride. After a local sheriff is killed, Crane teams up with Det. Abbie Mills to sort out the mystery and its historical implications, though her supervisor, Capt. Frank Irving is skeptical of all the supernatural shenanigans. And as Season 1 unfolds, these otherworldly events include encounters with menacing demons, frightening explorations of purgatory and impending visits by the Four Horsemen of the Apocalypse.