She stared at him, still threatening.

'Why?'

'Why, says Madonna? Listen again, then. Does the Ser Simonetta trust Messer Ludovico, or Messer Ludovico love the Ser Simonetta? The secretary clings to the Duchess. If she falls, a' falls with her.'

'Again, thou tedious rogue, why should the Saint's destruction bring Bona down?'

'A' would have his mouth shut from explaining.'

'Explaining what? I lose patience.'

'How a' came, a conspirator against the Duke, to be found wi' his wife's troth ring in his possession. Here it be. I've filched it for thee at last.'

She sprang to seize the token, glowing triumphant in a moment, and putting it on her own finger, pressed the clinched hand that enclosed it into her bosom.

She laughed low and rejoicingly, shameless in the quick transition of her mood.

'Good Narcisso! It is the Key at last! Let Lanti persuade him back now—I am content. I hold them, and Bona too, in the hollow of this hand.'