Undertale fanfiction

Y/n l/n falls into the underground.
Can she survive each new task that is thrown at her?
If you don't like undertale,slight horror,different AU's,OCs,or cringy stories,then don't read this book,it's not worth your time.
Y/n-your name
L/n-last name
E/c-eye color
H/c-hair color
Pretend to have long hair
F/f-fav food
Undertale belongs to toby Fox not me. (Duh)
You belong to yourself