You walked through the forests of Snowdin. It was suspiciously quiet; the wind did not blow and the hum of the monsters’ daily life died down. Prolya further you felt someone's presence. A sharp crunch of a branch and turning around you saw Sans.

— HI there, human. I see you're new here?

The skeleton smiles menacingly. There is something in the air near his chest that looks like a red target - this is his soul.