When a famous opera singer discovers that her voice is a harbinger of doom, she must navigate the sinister symphony of the dying opera house to escape the clutches of its malevolent force....

In a small village, a mysterious choir brings both joy and dread, as a young woman discovers the chilling truth behind its origin and the fading power of the demon that once controlled it....

A man wakes up in a mysterious room with no memory, as the world outside fades away, leading him on a harrowing journey to uncover the truth behind his vanishing....