Having escaped from Nefandus, a parallel universe where he was made an immortal slave, fifteen-year-old Obie must return to retrieve his mother's rune stones in order to fulfill his destiny in modern-day Los Angeles as one of the four Sons of the Dark

Upon escaping from the realm of Nefandus, fifteen-year-old Samuel finds himself in modern-day Los Angeles, where he learns that he the Fourth of those destined to free Nefandus' slaves and seal its entrance forever, but first he must learn whether to trust the beautiful Ashley or the Sons of the Dark

Vanessa, Catty, Serena, and Jimena, four girls with supernatural gifts living in Los Angeles, battle the forces of the evil Atrox as it attacks in a variety of ways.