Nora had not set a trap for her son.

She had not schemed to humiliate him or engineered his downfall for revenge.

She had simply told the truth, in writing, over many quiet years, and arranged her affairs according to her own honest wishes, and made sure those wishes could not be undone.

That is all.

The reason it was fatal to Arthur was not that she had built a weapon.

It was that the plain truth of his own conduct, written down and preserved, was more than his carefully maintained life could survive being exposed to daylight.