Having brushed her tragic past behind a twisted sense of humor, Lieutenant Estellia Highlander lives to be the best. When a god-like vampire returns fifty years after nearly destroying the Alley, the military division she works for orders Estellia to assassinate him. Their hopes to prevent another war lies with the powerful mutation she carries which makes her more like the target she hunts than to humans. Her mission takes her deep into vampire society where she discovers that something far more sinister than the Paragon Michael Bayne is emerging. In the end, if she and Michael cannot work together to defeat the rising darkness, mankind could be lost.