"Mm." He was kind of expecting that, to be honest. "I don't mind, but just don't tell the world, okay? A mask used for curses showed up a little while ago. We're gonna look into it and take care of it. So don't worry 'bout it. You guys got enough going on here."

Especially Hakkai-san, being one of the most experienced newbies here. 'Don't let anyone burn the place down while I'm gone' feels like a tasteless quip given what's happened in the past months, so he conveys the sentiment more directly: "I'll leave it to you."