C519 It's the Same Thing

What if they really invented the cannon and the rocket? Even if it was a historical disaster, it would be the same again.

"Crown Prince is right. I didn't expect Crown Prince to be so thoughtful. It's because my hair has grown and my knowledge is short." Tian Qingqing smiled in embarrassment. Originally, it was a very simple thing in her eyes. However, in the eyes of these superior figures