The Best Three Swords in the World

15 Years ago, Guo Muyun went up the mountain and became a disciple of the "Three Swordsmen", dreaming of becoming the best swordsman in the world. Fifteen years later, Guo Muyun went down the mountain to take a young man up the mountain. The "three swords" can make him the best in the world, but what price will he pay?