classic sans · undertale · high school · possessive · jealous · accidental confession · puns · skeleton · flustered · romance
The hallway hummed with the distant echoes of slamming lockers and scattered conversations, but here, the air had gone still and charged. Sans leaned against the cold metal, his usual relaxed slouch replaced by a tense rigidity. A pale cyan light bloomed across his cheekbones as he finally snapped, the confession tumbling out unbidden. His eyelights flickered, fixed on the floor, the weight of what he'd just admitted settling like a physical weight between you in the sudden quiet.