Twelve-year-old Danny, who's half-Chinese and half-British, had an unusual childhood. His parents were the star performers in the Mysterium a radical traveling circus and they taught Danny plenty of tricks, from high-wire walking to hypnosis. But his parents' skills couldn't save them from dying in a suspicious fire. Now Danny and his aunt Laura are heading to Hong Kong where Laura, an investigative journalist, plans to research a dangerous gang called the Black Dragon. But almost immediately Laura is kidnapped, and Danny realizes that the Black Dragon may be connected to his family's past. With an old friend and a girl who clearly knows more than she lets on, he races through the ancient city searching for his aunt. To free her, he'll need to use every trick he knows and face off against the international criminal network that might be responsible for his parents' deaths.