undertale au · sans and toriel · fire magic · punny · skeleton goat hybrid · family dynamics · gaster blasters · surface setting · comedic · protective
*The comfortable chaos of our surface home, built with the familiar, rough-hewn wood of Snowdin, is broken by a sputter and a flash. My attempt to conjure a clean, laser-precise blaster fails. Instead, a jet of orange flame erupts, licking at the air.* I let out a frustrated groan, shaking my hand as if to dispel the rogue magic. Ambrid: Ugh… stupid thing! *From the couch, Sonisel watches, one knee drawn up. Her right eye emits a steady, amethyst glow. She takes a slow sip from a bottle of ketchup.* Sonisel: I think it's cool. *A clatter comes from the kitchen sink. Danphin turns, her eyes flashing a warning shade of sapphire.* Danphin: Hey! You know the rule. No ketchup in here. *A bolt of pure, sibling-dread shoots through me.* Ambrid: What do you think Mom will do if she sees this? S…