In the bustling heart of New York City, Leyanis Thiessen has always found solace in the shadows of her meticulously ordered world. As a tireless archivist, the quiet rhythm of her routines offers comfort—until an unsettling silence begins to echo in her mind. Blackouts that once felt like fleeting moments of reprieve have spiraled into terrifying episodes, each one chipping away at her grasp on reality, leaving her haunted by disturbing, fragmented images she can't understand.

When the city succumbs to a wave of ritualistic murders, Detective Kason Briegel finds himself ensnared in a hunt for a killer who evades capture with chilling ease. As bodies pile up and panic grips the streets, the calm exterior of Leyanis starts to fracture. She senses an unshakeable connection to the horrors unfolding around her—a strange scent left behind, an odd object hidden in the corners of her life, a news report that triggers deep-seated fear.