He looks at her with utmost empathy - not sympathy, but true empathy, because he had lost after a long-fought battle and he had won and been executed for his efforts.

Then he smiles at her trident, but also just that she pulls it out so easily, without worry or fear of judgment.

"But yes, perhaps better safe than sorry, It is a lovely weapon," he remarks. "Can you breathe underwater?" He's only asking because technically, he doesn't need to breathe.