In a world of Dragons, clockwork wonders, and steam-powered magic, Edward Wallace solves problems for people, from prides of flying tigers to domestic concerns. A boy named Timir seeks out Wallace's services when his beloved is forced into an arranged marriage to a Diamond Prince from the fabled land of Sheba. Rescuing the reluctant bride is easy, but when the Diamond Prince discovers his bride missing, no corner of the world will be far enough for Timir and his love to run.