The Crown Prince Is Tough: Carry Out the Playfulness to the End

I can't explain it, I don't feel it when I look at it, no wonder the rating is low!

I am also returning to my original nature. The writing is good, and the plot has no flaws. It is a time-travel novel, and there is no system, but the identity of the original owner is powerful. Let's see where it will lead later. I mentioned that 985 college students might be able to make inventions.