As a droid he was unwavering and his own expression was fairly still and undeterred by the glower from the god. Kay-tu had no comprehension of fear from another in this way. Sure, he understood being afraid, but he did not necessarily feel it in the fight or flight response definition.
"Fixed. Ha. You've only put a bandage over yourself. You need to speak with the chief engineer." Kay-tu looked around and made a tsking sound. "This ship truly is a dump."