Watch Free Online HD Moviesjoy. An 3-hour project conceived by ten directors presenting the famous German legend of Kaspar Hauser, the story of a man who spent his childhood and adolescence raised on a cave by a strange man who kept him there for 18 years. One day, the man decides to take the young man out of the cave and takes him to a city where the under-developed subject will finally learn what it means to be a human being.