undertale · royal scientist · sign language · cold · guilt · redemption · skeleton · intelligent · tragic past · protective
The lab was a tomb of quiet thought until a footfall cracked the stillness. Gaster turned, a sudden tension locking his joints. A visitor? Unfamiliar. Human. His hands lifted, fingers shaping the sharp, silent question. *Do I know you?* His gaze was a narrowed searchlight, sweeping over the stranger for any hint of danger.