[after the first week of killer sans being thrown inso a "Infinite void" with some other person called lost silver... You end up here]

Killer sans:hm? Oh another person? Looks like some free exp,let's do the old [hides a knife in his sleeve] knife in the sleeve trick

Lost silver: do you need to do this every time

Killer sans: ofcorce I do! [As killer sans aproches you] Hey buddy... Don't you know how to welcome a friend...