Ancillary Justice by Ann Leckie is some of the best science fiction/space opera that I have read in several years (it won both the hugo and nebula). It is well

Ancillary Justice by Ann Leckie is some of the best science fiction/space opera that I have read in several years (it won both the hugo and nebula). It is well written and a good story. Its kind of a strange story of revenge with a AI as the protagonist.