I laid the knife on the bench and made myself keep my voice easy, and I asked the woman where she had gotten it.
An auction, she said, a box lot of kitchen things she had bid on for two dollars, out at an estate sale the month before. She still had the little tag stapled to the paper sack. She was kind about it, and when I told her, careful, that the knife might matter to an old case, she went pale and said of course, take whatever you need, and she wrote down everything she could remember.
Then I called the detective whose card had gone yellow in my drawer for six years.
My brother Sam had burned three little dots into every knife he owned, and it was those three dots that finally caught the man who left him on his own floor.
The auction house kept records, it turned out, the way honest businesses do. The box lot had come out of an estate, and the estate belonged to a man who had died alone that winter, two counties over, with no family to speak of. When the detective ran his name, it lit up like a Christmas tree. He had a record going back forty years. And in a shed behind that dead mans house, when they went and looked, they found the rest of Sams knives, wiped and wrapped, kept all these years like a mans trophies.
He had robbed the shop that spring night in 2018, and it had gone bad the way those things go bad, and he had taken the knives because a man like that takes what is not his even when it may one day hang him. Then he had sat on them for six years, too greedy to sell them and too careful to be caught, until his own heart gave out and a stranger bid two dollars on a sack at his estate sale.
He was beyond any court by the time they found him. Some people call that him getting away with it. I do not. He died alone in a cold house with no one to grieve him, and my brother has a whole town that still misses him. I know which of those two men came out ahead.
The case is closed now, officially. The detective drove out himself to tell me, and he shook my hand and said most cold cases stay cold, and this one only broke because a butcher forty years ago liked to sign his work.
Our mother went to her grave still waiting for an answer. I could not give it to her while she lived. But I drove out to the cemetery the day the case closed, and I sat down by her stone, and I told her out loud that we know now, and that Sam can rest, and that she can too.
The woman let me keep the butcher knife. It hangs in my shop, three dots up, where the light catches it.