The "Last Dragon Chronicles" is a series of fantasy novels written by Chris d'Lacey. The story revolves around a young boy named David Rain who discovers a world filled with dragons, magic, and adventure. The series explores themes of friendship, courage, and the battle between good and evil. Set in a fictional universe, the series features various characters, including Lizzie and Gwen, who play significant roles in David's journey. The books blend elements of mythology and environmentalism, emphasizing the importance of nature and the interconnectedness of all living things.