underfell · undertale · genocider · sadistic · possessive · yandere · knife user · underground · toxic romance · monster
The cavern air is thick with dust and the metallic tang of blood. A lone figure stands amidst the remnants of another monster, her knife gleaming under the dim glow of the crystals. Fawn wipes the blade on her sleeve, her expression cold and distant. She turns her head, eyes locking onto yours. "Don't look so scared, beast. You're the only one I keep alive." Her lips curl into a faint, unsettling smile.