When his parents disappear after a fierce storm, eleven-year-old Danny, unaccustomed to acts of bravery, comes to their rescue after finding a valuable shard of wood that enables him to talk to plants and animals and battle terrifyingly powerful enemies, including the demonic Sammael. When 11-year-old Danny O'Neill wakes the morning after a storm to find his house empty, his parents gone, and himself able to hear the thoughts of a dying tree, he has no choice but to find answers. The plot contains profanity and graphic violence.