In this human society with only women, the Kingdom is the only country in human civilization. One day, the demons invaded the kingdom, and people built a fortress in the east to protect the last fire. The three brave men went deep into the occupied area, just to find a "Great Magic Book" that could save the kingdom. In the forbidden library, they met a girl whose real age was more than 200 years old, Nim A.
Purpose: Promote heroism and fighting spirit