One of the most powerful wizards in all Middle- Earth joins the quest to reclaim the dwarf kingdom of  Erebor and the great treasure that lies within it's stone halls from a fire-breathing dragon, Smaug the Terrible.  In order to uncover the truth, Gandalf must leave his companions to fend for temselves - a journey that will take him into the darkest corners of Middle-Earth where his worst suspicions are confirmed.