as more and more soldiers poured in, through the second wall, they placed shabby wooden bridges over the moat.  from behind, soldiers with ladders raced towards the last wall, archers firing over them, hitting the opposing humans and demons, though they did not kill the demons they did kill a vast number of humans.  the soldiers raised their shields high to defend against arrow fire, few died and many were injured, they would be replaced.  they then climbed the ladders and moved into the city.