Yossel and Mendel, twins in Poland during the Holocaust, run from the Nazis and soon find themselves partnering with the independent partisan fighters in the forest. This unexpected team effort comes to a climax when the partisans are up against the German navy's war submarine, the Deutschland.

Author Chaim Waldman presents us with an exciting historical story brought to life with sophisticated 3D imaging technology. This educational adventure takes readers from land to air to sea as the brothers, time and again, live their strong Jewish values during the darkest period of human history. The content has been carefully reviewed by educators in order to represent this time period in a way that will bring children the most benefit.