Johnny Dixon and Professor Childermass discover a trolley which transports them back to Constantinople in 1453 as the Turks are invading the Byzantine Empire.
When Johnny Dixon takes a tiny skull from a haunted dollhouse, demonic forces are released,capturing Professor Childermass and leading Johnny on a harrowing chase to a deserted island off the coast of Maine.
Anthony Monday and Miss Eells recover a magic lamp that was stolen from a warlock's tomb and is spreading evil to further the wicked ends of the thief.