They agreed to meet and discuss it. Neither of them has begun.
So they sit facing the same direction, which is not the direction of the other person, and the silence acquires a kind of architecture. Both of them know precisely how long it has been going on.
The sunglasses were a decision. Everyone here dressed for a version of this meeting that is not happening.
It is a divorce, or it is a contract. They both know which. The first to speak gives something away.