[ What V takes from the hedging is that Vergil did something cruel or violent. It doesn't shock him, and he doesn't bother warning Klaus that he's dangerous. He should know already if he's met all the Spardas. So V just nods that, yes, that description sounds correct. ]

I know this isn't the most elegant way to learn about me, but it spares me having to pretend that I know what it's like to live my life.

[ It lets him be more open and clear about his boundaries and limitations. Although maybe those limitations are only in his perception, who knows. ]