What? Do I Travel Through Time and Become an NPC in the Game?

"I traveled through time and became an NPC in the game, what should I do?" "What? Then you ask me if I have a cheat, system, or value panel?" "Uh... If you don't have these, what do you say? You let me fend for myself? Hahahaha, you're cheating!" The little girl looked at the sky that was split in half and pulled my trouser legs. "Brother, look, there seems to be a big hole in the sky. The hole is so big! There are many stars in it!" "Silly boy, your brother and I used to be one of those stars..."