And she was hearing it continue in real time.

There is a reason I built the whole case around that recording, and it is worth explaining, because it is the thing that finally broke a machine that had run unbroken for decades.

For two years, everything in that house had been word against word — my perception against Arthur’s denial, my discomfort against the family’s reassurance, and in a contest of word against word, the person with the reputation always wins, which is precisely why men like Arthur invest so heavily in reputation.

It is armor made of other people’s good opinion, and it had made him, for his whole life, functionally impossible to accuse, because any accusation simply became more evidence of the accuser’s instability.