[WHO COULD BLAME HIM. Bad Things Did Happen™... Oz feels lucky that no one died, which is a bad sign, generally speaking.]

I think that he might have been talking about something else, but I'm not sure what. It could have been us - as in, the people that CERES brings in on a whole. Maybe he was talking about the woman that they had locked up... If I had to pick one, though, I'd think it would be the first.