From bestselling author Kim Richardson comes a fantasy adventure perfect for fans of The Mortal Instruments series and Supernatural.Much to Kara's horror, a horde of demons is released into the mortal world, through the Mirror of Souls. Thousands of human souls are dying every day. The Guardian Angel Legion works relentlessly at trying to secure the mortal world from Demons.But when Kara discovers the truth behind the Demon Lord's plans, can she return to Horizon safely and warn the Legion before it's too late?