The "Marseille Trilogy" is a series of three novels written by French author Marcel Pagnol. The trilogy includes "Marius," "Fanny," and "César," and it explores the lives and relationships of characters living in the port city of Marseille during the early 20th century. The stories focus on themes of love, ambition, and the complexities of human relationships. Set against the vibrant backdrop of Marseille, the trilogy captures the essence of Mediterranean life and culture. Each novel builds on the previous one, creating a rich narrative that delves into the characters' dreams and struggles, ultimately highlighting the importance of family and friendship in their lives.