The Brain of the Great-Great-Grandson of the City

My life was in complete ruin. On the darkest day of my life, I wrote a letter on a whim. In the letter: It is required that one of his descendants must have the ability to change the world before he can open it, otherwise it will be unfilial. As a result, his great-great-grandson, a peerless genius, saw this letter. He sent an intellectual brain that could change the world from the space-time tunnel... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.