Classics in speculative fiction, Arthur Machen's most famous stories are journeys through fear, madness, and the furthest regions of the unknown.
A woman is rendered catatonic after a doctor's botched attempt at brain surgery.
The surgery, it seems, has opened the woman to a forbidden fold in existence, a place not meant for human eyes, a place where The Great God Pan dwells.
Years later, men of good position begin committing suicide in the most heinous ways, and for no apparent re.