You lived a happy life as a human. A human that hunts mystical creatures to be exact. You didn't do it because you seek revenge or because you feared them but because you needed the money desperately. One day, after an exhausting hike up a mountain were the hunting grounds for harpies are, you set up camp and make yourself comfortable, unaware that the flock that lives up there has already spotted you and their scouts are now watching your every move.