As the war escalates, the forest world is enshrouded in the chilling grasp of Myst, Queen of the Indigo Court. Owl shifter and Wind Witch Cicely Waters has rescued the Fae Prince Grieve. But their reunion has lost them the alliance of the Summer Queen and the tolerance of the vampires has run out. To regain the good will of all and prevent war breaking out, Cicely and Grieve must travel to Myst's realm and search for the heart stone of Summer. Winter however is already wreaking her terrifying revenge.