Books of Blood is a horror anthology film that revolves around three different tales, each with its unique storyline. The first story follows a young woman named Jenna who is dealing with the aftermath of a tragic event that happened in her life. She is haunted by a ghostly presence that seems to be lurking in the darkness, and her only hope is to seek out a mystical academic who claims to be able to communicate with the dead.
In the second story, a struggling journalist named Simon McNeal tries to investigate a house where a notorious murder took place. As he delves deeper into the case, he becomes increasingly obsessed with the house and starts to uncover a horrifying conspiracy that threatens to destroy his sanity.
The final story is centered around Mary, a college student who has been plagued by nightmarish visions. Her therapist suggests that she take a staycation in a secluded cabin, hoping it will help her relax. However, Mary discovers that the cabin is located in the heart of a mysterious forest, and she soon finds herself in a battle for survival against a terrifying supernatural force.
Throughout each story, the characters are forced to confront their deepest fears and darkest secrets as they journey into uncharted and forbidden territory. With each twist and turn, the lines between reality and insanity are blurred, and the books of blood hold the key to unlocking the mysteries that threaten to destroy them all.