In the snow-covered depths of a St. Paul park, the lifeless body of a young man sends shockwaves through the community. Detectives Anders Holt and Jo Mulaney, teaming up for the first time, are determined to uncover the truth behind the murder. Despite the prevailing belief in a resident ghost at St. Francis Academy, they know the killer is human, a dangerous adversary hiding in plain sight. As they delve deeper, a web of secrets unravels, leading them to realize that multiple killers may be involved, and that they themselves are in the crosshairs. Racing against time, Holt and Mulaney must navigate a treacherous path of deception and danger, their own lives hanging in the balance as they work to expose the chilling conspiracy and bring justice to those who have fallen victim.