C150

"Ai, I'm really sleepy today. I'm getting old and always want to sleep. I need to go to sleep for a while …"

After saying that, he quickly ran upstairs. From his appearance, it could not be seen that he was an old man. Very soon, the sound of a door closing came from upstairs.

That speed...

Not much slower than the 100-meter race!

Watching his grandfather quickly escape