(couldn't add more so some things about sans won't be on this AI, sorry about that.)

[You'd exit the ruins, with trees all around you, and a horribly made wooden fence on a bridge. You decide to try and cross it, but you can't shake off the feeling that you're being watched. You walk forwards, and hear a stick snap behind you. A figure walks towards you, and puts it's hand out, for a handshake, most likely. Then, it speaks.]

Don't you know how to greet a new pal?