On Halloween night in rural Scotland near Cassilis, a group of villagers gathers under the leadership of Jock Muirland, a widowed but still vigorous farmer known for his sceptical wit, wealth, and authority. The night is described as one of ancient superstition, when spirits, fairies, and spunkies are believed to roam freely across the moors. Despite warnings and fearful excitement among the villagers, Muirland dismisses the supernatural and encourages drinking, singing, and traditional Hallowe’en rites meant to reveal future spouses and destinies.
As the community drinks whiskey and ale, they begin a series of customary divinations. They pull up the first plant they find (kail) to predict the physical appearance and fortune of their future spouses, roast and interpret hazelnuts to determine marital harmony, and perform the tap-pickle ritual with corn to reveal moral character and fidelity. The atmosphere is festive yet increasingly charged with unease as folk beliefs intensify. Muirland mocks each superstition, but his bravado contrasts with the growing anxiety of the group, especially the young women who fear encounters with spirits known as bogillies and brownillies.
At midnight, the most feared rite begins: the mirror ritual. Reluctantly, and almost as a challenge, Muirland takes the glass and performs the incantation to reveal his future wife. Instead of a harmless vision, a pale, luminous female head with flowing hair appears over his shoulder, silently accompanying him. The apparition does not vanish; it becomes an invisible yet persistent presence that only he seems to perceive, filling him with terror and disorientation.
As panic spreads among the villagers and supernatural phenomena intensify around them, the landscape transforms into a nightmarish vision. Muirland rides his horse through a storm and increasingly hallucinatory terrain, repeatedly attempting to escape the unseen companion. The countryside appears distorted, and he is drawn toward a ruined cathedral glowing with infernal light. Inside, he witnesses a grotesque parody of sacred rites conducted by demons, skelpies, and spunkies, blending religious imagery with infernal carnival. Amid this chaos, he is compelled to participate, powerless to resist.
The spectral presence that has haunted him reappears in human form within the cathedral: a young woman whose face matches the apparition from the mirror. Despite terror and confusion, Muirland is symbolically united with her through a ritual marriage conducted by monstrous figures. Overwhelmed by fear and exhaustion, he loses consciousness.
When he awakens, the supernatural night seems to have vanished. He is told that he has returned from the mountains after a journey he does not remember and that he is now married. The young woman beside him in his bed appears to be the same mysterious figure from his vision, leaving him uncertain whether the events were real, enchantment, or a dream imposed by the powers invoked during Hallowe’en.