Sten Duncan had saved the lives of the last warrior and the last priestess-queen of mankind's enemies, the mri. He had come to understand their ways and to value their code of honor. When they planned their escape and he was ordered to trap them, Sten fled into space with them instead. Far across the cosmos was their forgotten homeworld. He could help them find it--and maybe there find the secret that had eluded the military masters of Terra.