He's still me. Under all of what was done to him, he's still there. And he failed to fight it.

[ Vash lowers his eyes until all he can see are his own knees. ]

It... I don't 'think' it's my fault. I know it is. I was an accomplice. Or, to be precise, if I hadn't given an access code to Nai, the Crash never would have happened. You are all stuck here, in this world, so, so many died. Because of me. So how am I supposed to not know it?

[ For a moment, he just breathes. ]

I don't have anything to do with what that was. I just have the potential to become him. So it's my responsibility not to. Right?