In a claustrophobic convent of nuns, the lives of the religious women take a dark turn when the intrusion of a mysterious and dangerous killer unleashes chaos. The Mother Superior is an authoritative figure, but also deeply human, trying to maintain order and faith among her sisters. However, the arrival of a new character, a young and rebellious novice, stirs up tensions and latent secrets that reveal the true nature of life in the convent.
As the murders occur, the nuns must confront not only the external terror but also their own internal shadows. Each of them has a story to tell, and throughout the plot, the traumas, doubts, and desires that they have kept buried will be revealed, turning the community into a breeding ground for horror. The atmosphere becomes increasingly oppressive, and faith begins to waver with each death.
With a visual style that blends elements of horror and drama, this story addresses themes of fear, repression, and redemption. Amidst all the unease, the young novice seeks answers and the truth about her own identity, while the viewer is immersed in a labyrinth of intrigues and revelations, where what is hidden in the darkness can be more terrifying than any serial killer.