In a forgotten monastery in Romania, the mysterious death of a nun raises unsettling questions. A group of priests, led by the experienced Father Burke, and a young novice named Irene, are sent by the Vatican to investigate the incident. From the very first moment, the dark and eerie atmosphere of the place makes them feel that something sinister lurks in the shadows.
As they delve deeper into the monastery, they discover a portal to hell: a demonic entity that feeds on fear and despair. The presence of evil in the place manifests not only through supernatural phenomena but also through the doors of the past that the nun had tried to keep closed. Irene, who still struggles with her doubts of faith, becomes the key to unearthing dark secrets that have remained hidden for years.
With each step, the group faces horrifying visions and entities from beyond that push them to the brink of their beliefs and sanity. When evil is unleashed in all its fury, Burke and Irene must find a way to close the portal before the demon manages to break free into the world. Battling their own internal demons, they must unite to confront the darkness that threatens to consume their souls. The story culminates in a showdown between faith and horror that will leave the audience on the edge of their seats.