Hercules, Iolaus and Theseus follow the advice of a mysterious old man and go hunting in an area rich with game. What they don't know, however, is that the area is Hera's Valley, which is protected by a dangerous monster. Another fact that they're unaware of is that the strange old man is really Zeus, King of the Gods, Hercules's father and that he is testing his son with this challenge. (thetvdb.com)