Erpol, the last dwarf kingdom in the Middle Kingdom, is majestic and majestic. The old king Thor accumulated a large amount of wealth, but it attracted the covet and poison of the dragon Smaug, which eventually led to the fall of the city. Many years later, the gray wizard Gandalf (Ian McKellen) finds Frodo's uncle, the Hobbit Bilbo Baggins (Martin Freeman Martin John C. Freeman), inviting him to join an expedition of 13 dwarfs. It turns out that Smaug has been invisible for many years, and the dwarf prince Sorin (Richard Armitage), who bears the hatred of his country and country, hopes to take this opportunity to recover his homeland. After some consideration, Baggins decided to join. What he didn't expect was that the expedition was full of disasters. The pale orcs and their minions who had a deep hatred with Sorin were lingering, and there were countless dangers and dangers created by cannibals and stonemen. During the journey, Baggins also accidentally obtained important treasures that will affect the entire Middle Kingdom in the future... This film is based on the original work of the same name by J.R.R. Tolkien.