In a gothic atmosphere that evokes the echoes of medieval legends, a mysterious dark monk spreads panic in a quiet European castle. The story revolves around a group of aristocrats who gather in the ancient family mansion to celebrate a paternal inheritance. However, the festivities turn into a nightmare when strange and horrifying events begin to unfold. The figure of the monk, known for his legends of violence and revenge, starts to haunt the attendees, spreading distrust among them.
The protagonists, a group of childhood friends who are also cousins, find themselves drawn into a deadly game of intrigue and conspiracy. Each of them harbors dark secrets and hidden motives that could be linked to the ancient curse hanging over the castle. As the tension escalates and bodies begin to pile up, the atmosphere becomes a disturbing blend of supernatural threat and human distrust.
The characters must join forces to uncover the truth behind the legend and unravel who is behind the monk's mask. However, as they unveil the secrets of the past, they soon realize that, in their hearts, they all carry a guilt that connects them to the grim history of the castle. The struggle for survival transforms into an exploration of betrayal and redemption in a chilling climax.