Ranma's Secret (らんまの秘密 Ranma no himitsu?) is the second chapter in the first volume of the manga and the concluding chapter of the Introduction Arc. After finding a strange man in the bathtub Akane and the rest of the Tendo Sisters are surprised to see a young man who says that his name is also Ranma Saotome. This leads Ranma and his father, Genma, to explain what's going on and what has happened to them.