Redsand Canyon turn one misstep into bonemeal

He was not interested in being sequestered underground with only Kallik as company. In fact Glaukos would not go down in to such extremely cramped spaces even if a willing woman beckoned with her heat-riddled body; nothing could entice him to patrol those passageways.

That said...

Hearing that this other boy had been down there and exploring, doing his duty to a greater ability than Glaukos ever could hope to perform himself, agitated him.

If you can't fit your tiny ass through those caves, I can't with mine. Glaukos remarks with a huff, but then goes quiet. He does not want to issue an outright challenge to his fellow auxiliary (or go crawling inside the earth like something dead or dying) but he dislikes feeling weak.