In the spring of that year, she picked up a sword tassel under a tree. Everything changed. The world became so evil, and the greed and desire between people were tightly intertwined. After experiencing countless twists and turns, she finally understood how innocent she was. There was no complete beauty in the world, only endless competition and betrayal. Who can be trusted? Among the masks of flattery and hypocrisy, if you take off the mask, who is the one who can really be trusted? Who is the owner of the sword spike?