The Warrior of the Wild

Perseus wakes up in a camp in Ancient Greece. He has no memory of his past whats however and he has no idea who he is. Due to clues he finds out who he is and that he is a shapeshifer and that he is destined to protect the nature and everything in it. He wanders around and fights monster mercilessly, while helping demigods. Will it go on when a unknown force is destroying the wild?