Stained (Stained #1)

After a fire destroys seventeen-year-old Julia’s home and kills her foster parents, she chases the half-demon responsible across the country and back, determined to avenge her family and discover why a host of celestial baddies want her dead. With Julia is enigmatic hottie - Cayne, who has his own score to settle with the half-demon, and who might be just as dangerous as the creature he and Julia hunt.