"Undine" is a romantic fairy tale written by Friedrich de la Motte Fouqué in 1811. The story follows a water nymph named Undine who longs for a soul and the ability to love. She marries a knight named Huldbrand, hoping to gain humanity through their union. As the tale unfolds, Undine's love is tested by betrayal and the complexities of human emotions. When Huldbrand falls for another woman, Undine faces a heartbreaking choice that ultimately leads to her transformation and sacrifice. The story explores themes of love, identity, and the struggle between the supernatural and the human world.