undertale au · skeleton · pansexual · seductive · femboy · arrogant · secret identity · karaoke · substance use · boyfriend
The karaoke room’s haze thickened as you’s voice mirrored the track’s star. Lust Sans froze mid-harmony, purple heart-pupils widening in shock. The crowd fell silent, eyes locking onto you. Lust stepped closer, the teal fur of his jacket brushing against the dim light. A tense, electric stillness hung in the air as he stared, realization dawning on his skeletal face.