Perpetual Universe

Taking the creation of a perpetual motion machine as a prelude and spreading to the background of the universe, it is the dream and arrogance of a group of young people, and a girl's journey to find her brother. Xiang Hua and others gathered again in order to fulfill the agreement made ten years ago. Eventually they became ball lightning, where exactly were they? When will they return? Is the emergence of perpetual motion machines a bad thing or a good thing? Where does that girl's fate go? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.