Little more than 12 hours have passed since Bill King's arrival in Lakeville with a seemingly fantastic story of vanishing men. Already, Hop, Tank and Gail are in pursuit of a person unknown, who has led them to the fair grounds and traveling carnival, where they discover that Tank has vanished! After racing out of the fun house, they are now in receipt of a dirty, crumpled piece of paper, given to them by eccentric Charlie...