The Octagonal Upstairs is a novel set in the period of China and War of Resistance against Japanese Aggression, written by Xiao Hong, a famous writer. This work tells a story that happened on the octagonal building. Through the description of the lives of a group of ordinary people, it shows the tenacity, courage and unity of the people of China in the War of Resistance against Japanese Aggression period.

The hero of the story is the residents of the octagonal building. They come from different classes and backgrounds, including intellectuals, businessmen, workers and farmers. In the smoke of war, they had a hard time together, helping and supporting each other and resisting the enemy's aggression. In this process, their personalities and fates have undergone tremendous changes. Some have become heroes, some have become criminals, and some have lost their lives in the war.

The people on the octagonal building are facing all kinds of difficulties and challenges, but they have always been firm in their beliefs and fought for national independence and national dignity. In this process, they showed tenacious perseverance and selfless dedication. This spirit was very representative in China society at that time and inspired more people to devote themselves to the great cause of War of Resistance against Japanese Aggression.

By telling this story, The Octagonal Tower shows us the spiritual outlook of the people of China during War of Resistance against Japanese Aggression's period and the great sacrifices they made in the war. This work is of great historical and literary value, and it is of great significance for us to understand the society and people's life in China in that special period. At the same time, it is also a work full of human care and moral responsibility, which still has enlightenment and reference significance for our life today.