Is It Okay for Me to Repair a Sword?

(Single heroine Miyano Shiho (Haihara Ai), and the plot) At the beginning, it mainly focused on the plot with three little animals, and then Conan. As a person in the 21st century, I actually traveled through Ke Xue's time. This made me confused. If it's not the time flow of my brother Ke Xue's world, when will I grow up. (All review authors will read and read it. If you have any comments, you are welcome to provide them. If there is anything wrong, you are welcome to point out). (Updated every three days. If something happens, I will update two chapters on Saturday)