Also, its supposed to be really dark in the cave, the thing the LN and WN liked to do is contrast the perspectives of characters. So Kumo's perspective is on one end and we see that reflected in the encounter here. I'm not sure if they will show other character perspectives in the manga as...
I thought they were a Theocracy at this point?
Also while a bolt action rifle is pretty smart and they make a lot of it out of wood, I'm not sure if they are aluminum or steel rifle barrels.
Steel barrels are good for reducing recoil as it is heavier stuff; however, as these are bolt action...