Sleepy Hollow: Season 3, Episode 16

3 - 16: Dawn's Early Light

Pandora betrays the Hidden One when she realizes that he will never consider her as an equal, and makes her stand with humanity. Meanwhile, Ichabod and Abbie realize that the Founding Father's flag--the one that Betsy created--holds the key to returning to the Catacombs and seek it out... putting a deadly guardian on their trail.