Squeeze the God of Death Like an Ant

An adventure in the New World, from the freezing cold of the Far North to the humid port city. Rowan woke up again, only to find that life was like a clock in the opposite direction, pushing him into the depths of the swamp again. In the open-minded Middle Ages, steam technology and machinery pushed civilization forward. There are still people who believe in ancient civilizations. Who was the person who killed him?