Reincarnated in another world with the Sans system [HIATUS]

This is about a 19 year old boy who's a big undertalefan, when suddenly a f##ing plane hit his home.
He suddenly woke up in a white room with a man who said he can make 3 wishes.

*not my cover*
*I don't own undertale*
*I'll try to make more chapter's in my free time*