Mark grins right back. "Oh, my roommate's already given her the riot act. Or just the stern cross-armed glare. It happens. I'm just glad that she's being looked out for." Sure, his grammar needs help. Oh, well. The sentiment's still there. He turns to Sara and chuckles. "Nah. He's nicer than Roger was to you. It's cool." Clearly, he's in a good mood.