If he wanted to return to the Rootless Black City as soon as possible, he could only use his original method, which was to stay away from the Rootless Black City first and go to the farther starry sky in Zhongtian. After improving his cultivation level in Zhongtian Starry Sky, and then purchasing a more powerful Starry Sky-class battleship, or purchasing a more powerful flying artifact, he could return to Wugen Black City in a short time....