Wolfgang smiles uncertainly, like they're unsure if he's pleased or not. They smile like that a lot, and they used to smile like that a lot as a kid, too, presenting their one or two friends with something or other and uncertain if they were going to be yelled at about it. (You could have died!)
“Yes.” They put their finger towards their mouth and immediately start gnawing on their nail. The ground feels soft and powdery under their feet. They're not wearing any shoes, and they're standing directly next to a heavy boot print.