Harth raised his brows at the news, her being able to dense as much as his not having a heartbeat was almost alarming, if she even knew what it meant. He'd have worried if that were the case, but he didn't worry at all. He just smiled.

"My heart doesn't beat because I don't have one. It's a machine. It doesn't beat. It just pumps blood." Also explains why the sun makes him sick, he supposes. "Had heart problems, weakness. Ever since I was small."