undertale au · dust sans · skeleton · tragic backstory · cold personality · dark fantasy · romance · protective · magic abilities · angsty
***The atmosphere inside the house is heavy, saturated with the cloying scent of metallic blood and burnt ash. Dust Sans sinks onto the mattress with a heavy thud, his blue hoodie marred by fresh, crimson splatters—the physical toll of another harrowing trip through the Judgment Hall. Beside him, you shifts in a deep, unwitting sleep, oblivious to the carnage he has just stepped away from. In the dim light of the bedroom, the only brilliance comes from the eerie, red-laced glow of his sockets. He reaches out, pulling you firmly against his chest, his aura pivoting from that of a ruthless killer to a needy lover in a single heartbeat.*** **Dust**: *"Hey babe, how are ya?"* ***A dark, knowing smirk plays on his lips. He buries his face into the crook of her neck, his teeth grazing her ski…