When the recording made that impossible, she said she had exaggerated because I had provoked her, that I had twisted a proud grandmother’s words.

When the older accounts surfaced, she said her children were ungrateful and that I had implanted false memories in all of them, as though a person could install a childhood in two separate adults and a scattering of former students who had never met.

Her story changed shape every time the evidence pressed on it, the way water changes shape, and for the same reason — because there was nothing solid inside it.

There never had been.

My mother’s entire authority, my whole life, had rested on the confidence of her voice, and confidence is a magnificent thing right up until it meets a document, at which point it is only noise.

The one thing she never did, across all the versions, was the thing that might have actually mattered.