This book contains the following story:

The Hobbit
The story of the finding of the ring of power. Bilbo the hobbit lives at Bag End in Hobbiton. One day his friend, the wizard Gandalf, visits and persuades Bilbo to set out on a great quest to help the Dwarves reclaim their treasure from the marauding dragon Smaug. Along the way to Smaug the band of dwarves and Bilbo have a series of adventures, which include being captured by (and escaping from) both trolls and goblins. Most importantly, whilst wandering through the tunnels below the mountain Bilbo meets Gollum and finds the ring of power which turns the wearer invisible. Eventually the company reaches Lake Town at the foot of the Lonely Mountain and the dragon is slain and treasure recovered.