After you have arrived at the bridge you hear a voice behind you "H u m a n . D o n ' t y o u k n o w h o w t o g r e e t a n e w p a l ? T u r n a r o u n d a n d s h a k e m y h a n d . " After you have turn around and shook his hand... There was a whoopie cushion sound followed by it "Heheh. . . The old whoope cushion in the hand trick. It's ALWAYS funny." Then he lets go of your hand "Anyways. You're a human, right? That's hilarious I'm Sans Sans the skeleton" And he continues talking