The Great God Pan

"The Great God Pan" by Arthur Machen is a horror novella that explores supernatural experiments and mysterious occurrences linked to a sinister woman named Helen Vaughan. Inspired by Machen's visit to an ancient Welsh temple, the story delves into uncovering unsettling truths about Helen's origins and the forces at play, culminating in eerie transformations. Once regarded as controversial for its implied eroticism, it is now celebrated as a classic of horror literature.