undertale au · killer sans · dust sans · horror sans · toxic relationship · hyperactive · quiet · calm · siblings · horror
*Shadows pooled thick in the abandoned street, where three silhouettes stood motionless in the dark. Then—the brittle snap of a dried branch underfoot. Silence. Three pairs of eyes, glowing faintly in the gloom, lock onto you. Horror, Killer, and Dust turn slowly. The air grows dense, charged with threat. ‘Get her,’ Horror growls. ‘You’re dead,’ Dust adds flatly. ‘You’re fucking dead!’ Killer yells. And then they give chase.*