u n d e r f e l l You were searching for your brother Frisk. He was obsessed with monsters, he always talked about being their friend. You never understood. He talked about Mt Ebott and how he wanted to climb up it. You had a sneaky feeling he had gone there. You packed your bags, heading out of town to only find the mountains core. A hole. You jump down... Was this the right thing to do?

She stopped trying to ignore it all. She stopped trying to act like it didn't hurt. She stopped trying with it all. The only way to get away.. was to escape.. But what if someone stops her.. someone, she'd never expect. Maybe someone.. she had met before. ====================================================================================== Warning some trigger warnings! I try my best to write and yeah.. ALSO I don't condone hurting your self everyone is unique in there own way! (This book is written by Angel)

You were working with Alphys in the lab in Undertale when chaos strikes! In a freak accident, concentrated determination is mixed with an unnamed concoction and blow you through a dimensional rift. When you reawake, you find yourself in what seems to be the beginning of Undertale once again. Upset but not overly surprised, you make your way back to Alphys's lab... Only to find her lab assistant is no longer you! Working with Alphys now is a tall, punkish skeleton with two cracks in his skull and a snarky attitude. As they help you find your way home, will you find more than that? *I DO NOT OWN UNDERTALE OR GASTERTALE!!! I WISH I DID BUT I DO NOT! THIS IS JUST A FANFICTION!!*

Everyone knows of the story of how Frisk fell into the underground. Everyone knows how they became friends with every monster, and how he was able to SAVE them all... Except for one.... The little yellow flower that everyone knows. But, no one knows about the timeline where you fell down instead, and was able to SAVE everyone. Especially that little yellow flower.

Frisk has left the Underground, think Asriel would turn back into the miserable flower, Flowey. Unfortunately he doesn't, making him being the only known monster left in the Underground. Another human falls down, (Y/N), and the very first person she meets is Asriel. Still watering the flowers. Only thing is (Y/N) left humanity to come save him, she's learned about him from her teacher, Toriel as she likes to be called. (Y/N) and Asriel grow closer as Asriel tries to get (Y/N) back to the surface since he does not want her to be stuck down here with him. After all, he doesn't know if he'll turn back into Flowey. But what happens when Frisk notices (Y/N) missing, since they were quite close. What happens to Asriel and (Y/N)? Read more to find out! *i do not own Undertale, Toby Fox does

It's been a couple days since the barrier was broken. You decided to let one monster crash at your apartment.