How the loves between two sisters fade, when a man comes in to their lives? The plotline of the movie ???El agua del fin del mundo??? is based on that. In this movie, there are two sisters. They are very close to each other. They spend every moment of their lives with each other. It doesn???t mater for them that what the conditions are! They help each other at very moment. Everything was happening all right in their lives, until a man enters in their lives. The man changes them completely. The sisters, who were very close to each other, were going far because of this man. How this man becomes the reason of this separation?