Million Dollar Demon - Kim Harrison

The new master vampire of Cincinnati has arrived... and she wants Rachel Morgan out. No matter where Rachel goes, Constance is there, causing city-wide chaos. Ever since Rachel found a way to save the souls of vampires, the old undead''s longtime ascendancy has been broken. Now Constance sees eliminating Rachel as the key to consolidating her own power. But Rachel has no desire to be enthralled or killed - and she''s terrified of what may become of the city if she refuses to claim the role of Cincinnati''s master demon.