"Babysitting? We're the same age!" They even had a birthday together! They're dressed like the way twins are! They're practically joined at the hip! They see you trying to save face, Chara, and decide that you're being a total dweeb about it and it's kind of amazing. Shepard's grinning too, which just makes Frisk's expression all the more delighted.

"You say that like it's a bad thing," says Frisk, unable to bite back their laugh. "It's nice to meet you too!"