David Balfour is a fictional character from the novel "Kidnapped," written by Robert Louis Stevenson. The story, set in 18th-century Scotland, follows David, a young orphan who embarks on a journey filled with adventure and danger after being kidnapped by his uncle. Throughout the novel, David encounters various characters, including the charismatic Alan Breck Stewart, who becomes his ally. The narrative explores themes of loyalty, betrayal, and the quest for identity, as David navigates the complexities of his life and the political turmoil of Scotland during that era.