It all started when Harry's Faerie Godmother showed up three years after Second Impact to ask him for a tiny little favor. Next thing you know, he's in Japan as a consultant to Gehirn and the Artificial Evolution Laboratory...

Sometimes when you get a mysterious death, you need to send in a specialist. When that specialist is Harry Dresden, and he's sent to looking into the goings on of Tokyo-3, there's no telling what might happen.