Dragon's Civilization Revival Plan

Kane didn't know that when he traveled to another world that was about to be destroyed, the same crisis also appeared on the earth. So after solving the crisis of annihilation, it took another seventy years for Kane to finally find a chance to travel back. The sky fell. What about my big family? Where is my parrot? Where is my deposit? Bang, it's all gone! However, when the last modern man, in the form of a 700-meter dragon, descended on the tombstone in his hometown, he found a new obsession. In order to rebuild his hometown that only existed in his memory, Kane had to put on a mask and become the loneliest "civilized operator". While he deceived the natives of other worlds into being taken advantage of, he provided manpower and resources for an expedition to the new world; On the one hand, they unite the unfilial descendants of the wasteland and restore the spark of order and civilization. This is the story of the last modern man who disguises himself as the patron saint of another world and restarts the world in the doomsday wasteland. As for whether the alien natives and unfilial descendants want to restart the world... Ahem. Kane: "My heart and actions are as clear as a mirror, and everything I do is righteous!"