[2nd book] A Yandere Underfell Mettaton x reader story After Y/n falls down, they meet someone to help them throughout their way back home. Somehow they become very good friends, untill a robot ( (not so) superstar) comes in the way and falls in love. This love drives him insane into an obsession. "W-What do you want from me?!" "I want you to be mine, M̶y̶ d̶a̶r̶l̶i̶n̶g̶~" I Do not own Undertale, Underfell or Any of the characters! I also do not own the art I just edited the cover! Will update on Tuesdays, Fridays and maybe on the weekends Slow updates ( Sorry ) Also might be some typos/errors through out the story Started writing: 1/21/23 Ended writing: 5/12/23
44 parts