In a Desperate World, Take Advantage of My Sword!

Liao Zhonglu had been practicing for 60,000 years, but was told that his promotion spot had been snatched away by the grandson of his sect's ancestor in the immortal world. He couldn't bear it any longer, but the sect leader persuaded him to come back: "Xiao Luzi, your ID number is..." Fortunately, things are not that bad. He can go to the big world that the ancestors and grandsons cannot go to. There are demon kings, brave men, elves and dwarves in it. It is full of opportunities and there may be a chance to become an immortal. And he has a more powerful golden finger - "Liu Bo", the grandson of the ancestor of the immortal world~