Crhono and the others were on high alert, aware of everything happening inside and outside Comers Palace. Although they weren't actively monitoring the interior of the room, they could sense what was happening.
Although they didn't use their eyes, Crhono and the others could use their divine aura to visualize what was happening around them, so they weren't emphatic in their vigilance, as they didn't want to invade the privacy of Andrew and his wives.
They were more focused on monitoring the movements of divine energy; that is, they didn't watch what Andrew and his wives were doing, but rather focused on the changes that occurred with what they were doing.
Obviously, Andrew could notice this, and although it caused him some discomfort, he understood that it was the minimum Crhono and the others would allow for this ritual, as it would allow them to find problems and act accordingly.
