Showdown, My Grandfather Is Really an Alien

After disappearing for ten thousand years, he returned and found that this was the Xia Kingdom, not the China in his memory. Time flies, Chen Ze has changed from a handsome young man to a white-haired old man. The only thing that remains unchanged is the heart of China! The Xia Kingdom is almost exactly the same as China, but its technology is 300 years behind. I don't know if time is illusory, what should I do? Teach! What should I do if the principle of constant speed of light does not appear? I'll do the experiment! Wanyi: Face matching kills people, and there is an extra grandfather inexplicably. Chen Ze: Are you taking advantage and acting like a good boy? Have you ever seen such a strong grandpa? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.