Fifteen-year-old Daniel has followed in his parents' footsteps as the Alien Hunter, exterminating beings on The List of Alien Outlaws on Terra Firma, but when he faces his first of the top ten outlaws, the very existence of Earth and another planet are at stake.

An abridged version of the tale of Sara Crewe, a pupil at Miss Minchin's London school, who is left in poverty when her father dies but is later rescued by a mysterious benefactor.