1. The author of Satan Chapter: The Record of German Eavesdropping in World War II has conducted in-depth research and analysis on the 150000 page dialogue record.
2. It depicts a complete picture of war, fighting and extermination for readers.
3. Readers will be able to understand the spiritual world of soldiers called "murderous demons" and "war machines" from a new perspective; Learn about a real World War II full of killing, death and corruption.
