It is Wentworth himself - the Spider - who is first to feel the dread hand of that Master of Darkness - The Blind Man, and his satanic weapon. His best friend, Kirkpatrick, Commissioner of Police, is strangely attacked by the forces of evil; his beloved Nita van Sloan spirited away into a fearsome fate... And the Spider himself destined to a horrible life of pain and misery. Caught between the forces of evil, the Spider at last seems doomed to die in ignominy!