Magic and trenches

A coalition of demons and creatures attacked the human coalition, now there is a standill in the war aggravated with a trench war. The orders of magic knights and wizard's guild are in a cold war with goverments of the memebers of the human coalition, they don't agree the introduction of fireguns in the army to combat the demons. Now, the soldiers are combating alone against the horror of a dark future and the constantly terror of the combat in the trenches. The gods are seeing these, they are searching for a hero among the soldiers that can save the world.