A detailed historical account of the serial killer calls on never before examined primary documents to reveal how he managed to take advantage of the crowds drawn by the 1893 World's Fair to create his own castle of horrors.

"While attending the Chicago World's Fair in 1893, Winnifred Wylde believes she witnessed a woman being kidnapped. She tries to convince her father, an inspector with the Chicago police, to look into reports of mysterious disappearances around the White City. Inspector Wylde tries to dismiss her claims as exaggeration of an overactive imagination, but he eventually concedes to letting her go undercover as secretary to the man in question--if she takes...