The Dragon-Slaying Sword Is Finally Out, but You Let Me Travel Through Time?

When Lu Chen was at his most numb, he wielded the Dragon Slayer Sword that he had always dreamed of. Then he had no joy, only anger at his own numbness and degradation. Fortunately, fate played a huge joke on him. There is a female swordsman who is on the battlefield between the two realms, slaying tenth-level demons and offering sacrifices to tenth-level immortal swords, trying to fish out an unprecedented eleventh-level immortal sword from all the worlds. So Lu Chen came to Tianheng Realm with the freshly made Dragon Slayer Sword. Now that he was given a chance to do it again, he didn't want to continue to be weak! So... Many years later, Lu Chen, holding the Dragon-Destroying Sword, cut off the battlefield between the two realms with one sword and separated the demon and demon realms of Tianheng and Tianheng again. Looking at the time and space channel he had cut out and the people behind him who were looking at him expectantly, he fell into a decision...