The beautiful vampires below the L.A. streets are hungrier than ever for blood and for keeping their paradise hidden at any cost. And when a serial killer with vampiric tendencies threatens to expose their underground, the creatures rally, making Dawn Madison's job to uncover their whereabouts much harder. But with the help of her investigative hunting team, she's getting closer to catching them. Unfortunately, she's also getting sucked into a trap that might have been set for her all along.