London 1890: ghost fever grips the suburb of Hammersmith. For three days, no person can sleep without experiencing terrible nightmares, and locals swear to have seen a ghostly medieval woman stalk the streets. Investigators find themselves trapped in Hammersmith, confronted by ghost hunters and an all-pervading fog. But is the ghost all that she appears? Or is there a more sinister reason for the haunting…
This gaslight adventure is designed for 7th Edition Call of Cthulhu.