Afterwalkers by Tom Becker, http://www.amazon.com/dp/1407109545/ref=cm_sw_r_pi_dp_zGGXub13WR8WF
Lexile: 790L Darkside; 810L LifeBlood. Series by Tom Becker. A bone-chilling thriller about the Darkside of London, where vampires and werewolves stalk the streets and evil lurks. Recommended by Joan Gudorf. Fairborn City Schools.
The traitors by Becker, Tom . Scholastic, 2012
Book #82 of 2014 While The Others Sleep by Tom Becker