Comic science fiction. A drunken boast at a scientific conference results in the scientists of the Brass Farthing Academy being set a seemingly impossible challenge: to construct, within one year, a spacecraft powered by a warp drive. With three weeks to go, Alice is called in to help. When she discovers that the craft is entirely steam-powered the project seems doomed. And when it takes off by accident, with a captain who can’t navigate, things can only get worse....