"Under Two Flags" is a novel written by Ouida, published in 1867. The story follows the life of Bertie, a young Englishman who joins the French Foreign Legion to escape his troubled past. Set against the backdrop of North Africa, the narrative explores themes of honor, love, and sacrifice. The novel features a cast of characters, including Cigarette, a spirited and brave woman who becomes a key figure in Bertie's life. As the plot unfolds, the characters face various challenges, highlighting the complexities of loyalty and identity while navigating their lives under the dual influences of British and French cultures.