Honor of the Clan

Honor of the Clan is a novel by John Ringo and Julie Cochrane, and is part of the Legacy of the Aldenata series, specifically a spin-off that features Michael O'Neal's daughters Cally and Michelle. Michelle has been raised off planet by the Indowy race, and has been trained in highly advanced mental techniques. As established in the earlier Cally's War, Cally is a dangerous assassin. They are battling a conspiracy to suppress humanity that goes back thousands of years, one that has tragic consequences.