In response, he picks one of the gleaming blue stones out of the water, in fingers tipped with sharper claws than he'd ever had before. He flicks it at Koby. Playful, teasing. The hows and whys are vague, muddled, over the long stretch of time, but what's important is Koby out of his shell. Koby being stronger, sturdier, in every way. He's proud of him.

"Even I know that's not how the saying goes," he answers. The warmth is welcome. His Domain is balmy, tropical, but he never says no to a little extra heat.

And snorts in response. "It's math." Simplest explanation. "Very, very precise math." Though... he can't really remember what it was for. "Helped me unwind a little, focus on something concrete."