Would you like to visit a haunted house? With this invitation from a man named Professor Zinck, Tom Austen and his sister Liz are swept up in spine-chilling events that will baffle you, and grip you in suspense. A fire burning on the sea ... icy fingers in the night ... an Irish Setter that suddenly won't go near its master's bedroom ... a host of strange characters with names like Black Dog, Henneyberry, and Roger Eliot-Stanton ... these are the ingredients of a mystery that challenges you to enter the ancient hallways of Lunenburg Manor ... if you dare.