do you think sans was ever in the shower thinking "wow i'm really glad i didn't kill that kid frame 1 after they left the Ruins dude i woulda fucked up so bad"
kris being particularly sassy at the start of chapter 5 enthused me so much it's such a distinct opening. only three full days with the soul and they're sick of humoring it even a little it's the closest the narration has come to it being them talking back directly