Blood Spells(ISBN=9780451231659)

　　Mayan lore and modern science warn that 12/21/2012 will bring a global cataclysm. Dark forces stand poised to crush mankind. The only hope rests with a secret group of modern magic-wielders called the Nightkeepers. But as Patience White-Eagle and her husband, Brandt, team up as a mated warrior pair, they will face a deadly threat that will test their powers-and their love...