There's a laugh, accompanied by a brighter flare of the starlight that emanates from Koby's being, build into his veins, his flesh and bone. The stardust fish swarm around the stone, catching it midair, forming around it like a second skin. Koby catches it, turns it over in his hand a couple times, then sets it skipping across the surface of the water, leaving silvery streaks in the air to trace each bounce.

"Are you sure? You are getting up there in age, Garrus." The thought of math gets a soft, quiet hum. Koby's explored lots of subjects over the years, theoretical sciences and numbers among them, always trying to stay up on what the people of Abraxas are coming up with. Before, he'd --

No. No, there's no before. There's nothing before.

Scooping out another stone, Koby traces stardust designs onto it's smooth surface with his fingertip, humming thoughtfully. "Does it still?"