In the world, we are all connected to each other. Such relationships can always subtly influence our thoughts and behaviors. For most of the time, the relations are invisible and people cannot realize the existence of such fetters. However, the fetters are crucial in one's life since the so many different relationships work as coordinates to address the existence of a person. The chaotic environment can be one of the reason why people always ignore such fetters. The action of spraying water on surface is equal to the action of clean up the chaotic environment.  Thus we could figure out the invisible relationships hidden in the chaos.