When Levi hooks their ankles together, Erwin shifts his foot so the top of it is touching Levi's calf. It's mostly just so they're touching more, almost like an affectionate touch to the arm but with a foot.

"Pecans would be nice." Erwin thinks on it for a moment. "But maybe with one of the other types of tea? That red one, the roo-bose; do you think pecans would work in that?"

Maybe he should start adding nuts to his coffee. It's an idea worth considering!