Story of undertale reference

THUS IS THE EMETH OUTTH OF THE FRIENTH INTH

I spin, look beyond I because I made the ultimate puzzle! Sovle it, It is impossible (:<

Whoth is this guyth.

Green cat

NO

Slove thus mazth

What is thus placth?

Why was those say 0 but there 1 like? And person profile appear?

GUVETH MY IDEATH A CHANCE.