That day will be forever fixed in our memories. You, dressed in white, with flying black hair, are surrounded by sparkling waves. You are fluttering in white and graceful. I should have made a vow that I would never change forever, but fate is unpredictable and things are unpredictable. When a martial arts mystery that had been sealed for twenty years finally came to light, it was a fact that was hard for everyone to believe. Faced with the undoubted truth, how will the emotions of the two generations be settled? When the "Moon Trace" that martial arts people dream of finally appears, who can read the sadness of the world's number one? The beauty is gone, where will Yin Wushuang go? The first thing in the world is to become a phantom. When fighting against each other becomes meaningless, everyone should ask themselves, what do you really want in life?