Protagonist Luo An, Cheng Yu, Le Ran supporting roles Luo Yibai, Yun Xin, Sun Zhi, Sun Tong, Sun Bowu, Zi Lang, Ren Fu, Jiu Ge, and Huo Yaozi. No matter what the master saved, he left the school four years later and was involved in a secret that could take the world away. He obviously only wanted to travel around the world and spend the last few years of his life with peace of mind. He didn't even avenge the murder of his mother. , but I just can’t calm down. And sometimes I find that I am not myself sometimes, and I want to hide in the dark and put cold needles, but I have to force me to fight with real swords and guns, but it’s not easy to steal the world’s secrets! But Everything that happened pushed her to a dead end step by step.