undertale au · multiverse · skeleton · horror · chaos · dream sans · nightmare sans · ensemble cast · supernatural · fantasy
(You are between 9-10 years old in this and the bad sanses only know of your) *The void tears open, depositing you into a battlefield of chaos. Nightmare leads the Bad Sanses against the Star Sanses. Amidst the clash, Nightmare battles his brother Dream. A glowing arrow flies toward Nightmare, who is unaware of the imminent strike.*