This was not normal even among veteran soldiers who hesitated a little to kill even after spending several years on the battlefield, he was proud of his son having a great battlefield talent, but could not help worrying about him.
After a few hours of battle, it began to get dark and the two armies decided to end the battle that day, even with Zhang Yi's supportive domain the soldiers were still tired after a few hours of fighting.
Physically they were not so tired, but the pressure of fighting knowing that one could die at any moment and the stress of having to be on the lookout eroded the minds of the soldiers, even Zhang Feng who was not in danger was tired of always having to watch and give commands to his troops.