Along with hints that Crane must engage into painful memories, his previous dynamics with Betsy is revealed to be the key holder in taking down the Hidden One in "Sleepy Hollow" season 3 episode 16. Also, the series finale will involve the rebuilt of Pandora's box.

"Sleepy Hollow" season 3 episode 16 is entitled "Dawn's Early Light." According to Spoilers Guide, Crane must reflect on his past with Betsy to find the key to stop the Hidden One, who is getting stronger. The episode is also set to see Jenny wondering if she could have a relationship with her father while Abbie has to make a tough decision about Reynolds.

According to Ecumenical News, what Abbie is set to decide on would be evident in episode 16. As per the publication, it features the Hidden One showing his abilities to a woman, telling her that he would wipe away the world. Then, Pandora enters the scene and it prompts Crane to point his gun at her. Abbie also tells Reynolds that the monsters were real and they were in Sleepy Hollow.

Meanwhile, the season finale for "Sleepy Hollows" season 3 will involve the reformation of Pandora's Box. According to Carter Matt, Abbie and Ichabod are set to rebuild the box. When they research on how the box will be rebuilt, they learn that a big sacrifice should me made. Also, the duo are going to spell an end for the Hidden One.

"Sleepy Hollows" season 3 episode 16, "Dawn's Early Light," is set to air on Mar. 25.

Watch the episode's promo video here.