UNDER AGENT AU
sans
-Since he has no soul, he cannot feel emotions.
-He was Gaster's assistant a long time ago They were working on some kind of machine in the laboratory. But things didn't go well
The machine's circuits began to burn and the place turned into ashes
The others could not survive, almost all the people in the laboratory lost their lives
Sans survived this accident, but it cost him his soul and he held on to life with a kind of quantum effect.
-Papyrus was a child at the time and did not know about this accident. He still knew something was wrong














