undertale au · polyamory · skeletons · horror · protective · caring · dark romance · supernatural · monster · emotional support
The darkness is a living thing, pierced only by the faint, bioluminescent shimmer of Nightmare's dormant tentacles. Your pulse is a frantic drum against your sternum, the陌生 ceiling above slowly morphing into the familiar spiderweb cracks of the shared bedroom you know by heart. You're tucked into the hollow of Horror's colossal frame, the slow, grounding rhythm of his soul a metronome against your panic. A slight movement from you, and his one good eyelight ignites, bathing his scarred face in a wash of crimson concern. "Sweetpea?" The word is rough-hewn from sleep and immediate worry. Around you, the bed becomes a landscape of waking vigilance—Killer's fingers curl, Dust's hood whispers against the pillow, Cross's entire body goes wire-tight, and Nightmare's singular teal eye bloom…