Fu-Manchu is trapped, cornered in London and cut-off from his resources, including the elixir vitae that grants him eternal life. But under the Thames, the devil doctor practices the dark art of sorcery, and it will be up to Nayland Smith and Scotland Yard to stop him. But Fu-Manchu may possess the key to victory, when he kidnaps Dr. Petrie's wife, Fleurette!

Sax Rohmer was the acclaimed author of the Fu Manchu series of novels. The first, The Mystery of Fu Manchu, was published in 1912 with many more following. Rohmer also wrote more traditional detective stories and supernatural horror. He died in London in 1959.