A young model named Alison Parker moves into an old and enigmatic building in Brooklyn, seeking a fresh start in her life. However, she soon realizes that her new home harbors dark secrets. Since her arrival, strange occurrences begin to surround her, such as disturbing visions and the feeling of being watched. As she tries to adapt to her new life, Alison meets her peculiar neighbors, who seem to be as enigmatic as the building itself.
Alison starts to feel increasingly trapped in an atmosphere of growing paranoia and madness, as her mental health begins to unravel. With the help of her therapist and her boyfriend, she delves into the mysterious history of the place, discovering that the building was once an old convent linked to dark practices of cults and possessions. As she uncovers the truth behind her strange neighbors and the secrets of the building, Alison confronts a terrifying revelation: she is being marked as a new vessel for a demonic presence seeking to claim her soul.
With the tension mounting, Alison struggles to evade the clutches of this malevolent force while trying to maintain her sanity. In a desperate race against time, she must confront her deepest fears and uncover the true nature of her home before it’s too late.