Relates the story of two early-twentieth-century cousins who believed they saw real fairies, created photographs using paper cutouts when they were teased by adult family members, and inadvertently drew the attention of Sir Arthur Conan Doyle, a fellow believer.

"Famed illusionist Harry Houdini embarks on a quest to investigate spiritual phenomena and the possibility of communication with those on the "other side.""--

The ragtag group of orphan boys known as the Baker Street Irregulars faces shady characters and seemingly real ghosts when they assist the famous detective, Sherlock Holmes, in investigating the mysterious death of Greta Berlinger during a seance.