Harrow The Ninth Ninth House Series, Book 2.

Harrow the Ninth , the sequel to the sensational, USA today best-selling novel Gideon the Ninth , turns a galaxy inside out as one necromancer struggles to survive the wreckage of herself aboard the Emperor's haunted space station. "Lesbian necromancers explore a haunted gothic palace in space! Decadent nobles vie to serve the deathless emperor! Skeletons!" -Charles Stross on Gideon the Ninth "Unlike anything I've ever read. "...