<span style="font-weight: bold">"Comparing samples?"</span>Heather asked him. He nodded, taking a mental note of the number. "This is the first device that can accurately measure the levels of demon toxin in blood. I think it's amazing that no one has ever even<span style="font-style: italic">tried</span>to take a scientific approach to this before, but it's a brand new thing. Anyway, before I make it look pretty, I want to make sure it actually works right. So far the numbers make sense."<br/><br/>He glanced at the hunter. "Thanks for the donation," he joked. Maybe it was because he was no longer worried about hiding his secret from her, but it was so much easier to relax around her now. Before, everything he did had to be carefully planned not to give anything away and to send exactly the right messages. He might as well have been a frigging politician.<br/><br/>"For now, I'm planning to use it as a way to keep track of how much of my humanity has been destroyed, but it has the potential to be used in other ways." He smirked slightly. "For example: Maybe a version of it could be made that hunters would wear, and it would warn them when they've been keeping in their powers too long so they can get rid of them safely instead of melting a cruise ship's engines." The smirk widened. "I promised you a lecture, didn't I? Well, that's all I've got for you; I'm in too good of a mood right now."