It is 1893 and all of the world waits and watches in anticipation as Chicago opens the gates to its great World’s Fair, the Columbia Exposition. For a city that has literally risen from the ashes, it is an achievement that is at once magnificent and unparalleled. However, a darkness has begun to stir and prowl through the streets of the beautiful White City, consuming innocence and anything that stands in its way.
Meanwhile, across the Atlantic, England continues to mourn the loss of the great detective, Sherlock Holmes, after his supposed death over the falls of Reinchenbach. But not everything is as it seems and very soon the famous detective will find himself being swept up in the midst of a case unlike any he has known before.