He printed an additional form and turned it toward me, and near the top was a box asking whether I believed the transaction involved suspected fraud.

I read the question twice.

It is one thing to have doubts about your sister’s boyfriend.

It is another to put your name on a government-shaped form and declare, in writing, that you suspect a crime.

But I thought of the one face and the many names, the suite that wasn’t in the directory, the conference that predated the company, the dates that would not line up no matter how I arranged them.

Then I checked the box.