I dare say he did not think, for the killing of Michael was not premeditated.

Antoinette, left alone with the duke, had tried to stanch his wound, and thus was she busied till he died; and then, hearing Rupert's taunts, she had come forth to avenge him.

Me she had not seen, nor did she till I darted out of my ambush, and leapt after Rupert into the moat.
The same moment found my friends on the scene.

They had reached the chateau in due time, and waited ready by the door.

But Johann, swept with the rest to the rescue of the duke, did not open it; nay, he took a part against Rupert, putting himself forward more bravely than any in his anxiety to avert suspicion; and he had received a wound, in the embrasure of the window.