My Blood Awakened the Demonic Sword

Quinn Chase is hunted by her father and half-sister Gigi Chase after they destroy her spiritual veins. Her blood awakens the Demon Sword, and its lingering soul, Nihil, offers a deadly pact: restore her power and revenge if she feeds him life force. As he hunts Shawna Lane, Maeve, and Jade Wraith, will Quinn be next?