Rebirth Sign-In: from Abandoned Young Man to Supreme Being of the Universe

[Purely cool writing (the kind of mindless coolness), single heroine, pure love] The protagonist Lin Xuan gets a heaven-defying sign-in system. Starting from signing up for medical skills at the school gate, he appraised treasures, practiced martial arts, stirred up the business world, and gradually tore apart the mysterious veil of the ancient martial arts world, hidden sects and races in the starry sky, and finally stepped on thousands of geniuses to reach the top of the universe!