The Young Detective in the World of Kexue

The universe suffered from a mysterious force, its origin was damaged, and alien races took the opportunity to invade. Zhang Yu, a young man from the earth, how to turn things around and move step by step towards the top of the universe. This work is a systematic flow, which is equivalent to a beginner's article. I hope you like it. Thank you for your attention. If the plot is too idiotic, please contact me and I will seriously revise it. Thank you. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.