: Abused by a cruel priest, the young Jeremy inadvertently animated a protector—a Golem —using his own blood and a doll Katrina had given him. This creature brutally defended Jeremy but eventually became an uncontrollable force of rage.

: To stop the Golem’s modern-day rampage against the coven that abandoned Jeremy, Ichabod is forced to destroy the creature using a shard of glass coated in his own blood (the blood of Jeremy's father). Character Arcs & Subplots Sleepy Hollow Episode Recap, Season 1 Episode 10

The tenth episode of Sleepy Hollow 's first season, titled "," serves as a pivotal installment that shifts the series from "monster-of-the-week" procedural to a deeply personal mythological drama. The episode focuses on Ichabod Crane’s desperate quest to uncover the fate of the son he never knew he had, Jeremy, leading to the awakening of a vengeful supernatural entity. Core Plot & Revelations

: Katrina reveals that after Ichabod’s "death," she gave birth to Jeremy in secret at Frederick Manor. Because of his inherited powers—the ability to start fires with his tears—he was viewed as a danger and sent to a grim orphanage.