The American Civil War is not over. The opposing sides are armed with monstrous mechanisms combat airships, marching combat vehicles, powerful and maneuverable artillery. Death gathers a rich harvest on the battlefields, and in hospitals there is a battle with her. Mercy Sister Mercy Lynch Faces Pain and Suffering Every Day Unable to recover from the news of the death of her husband, who fought in the ranks of the northerners, she learns that her father is seriously ill. A young woman decides to find him in distant Seattle, for which she will have to cross the war-torn country. The whim of fate brings her to the famous armored train "Dreadnought" However, “Dreadnought” is covered not only with glory, but also with mystery.