Demon Summoner

The year is 1642. As a decades-long war rages through Central Europe, military field surgeon Martin shares a shocking truth with his apprentice Gustav: Demons are real, and the victims of battle are their reward for fighting for mankind. A reveal that changes everything.

The year is 1645. A murderous war has been raging in the Holy Roman Empire for 28 years, and there seems to be no end in sight. Gustav and his master have been banned from the Black Feldsher Guild and have had to take leave of the Swedish army. In the middle of winter, they roam the battle-scarred land as simple healers, helping the war-weary people. But their enemies are still on their trail.

The year is 1645. A murderous war has been raging through Central Europe for 28 years, and there seems to be no end in sight. After the death of his master, Martin, Gustav is left with nothing. Only Anike is there to console him over the heavy loss. When she asks him to help her possessed father, Gustav realizes that the key to helping her—Martin's Codex Daemonum—makes no sense to him.