On Sleepy Hollow Season 1 Episode 12 it comes to light that the answers the witnesses are seeking might be found in Washington's real grave, and Abbie and Ichabod seek to find it.
On the Sleepy Hollow Season 1 finale, Ichabod and Abbie discover one must give up their soul to release Katrina from Purgatory to try to stop the Apocalypse. Bu they're in for a game-changing surprise.
On Sleepy Hollow Season 1 Episode 11, Abbie and Ichabod discover a new demon in town, a little known fellow who has been wreaking havoc on the children of Sleepy Hollow for a while.
Police Detective: Do you admit to cutting off his head, yes or no? Ichabod: Nooo. First I shot him, then he rose back up. Cutting off his head seemed the next logical step.