During the chaos and confusion at the end of the Eastern Zhou Dynasty, Wu Zixu and Sun Zi leave their native land of Chu for the land of Wu after their parents are killed. They take an oath of allegiance to fight for King Helü of Wu. The story portrays the life of Sun Zi and the superior art of war that he develops during the two year conflict between Wu and Chu.

In the year AD 1127, the Mongols sacked Bianjing, the capital of the Song Dynasty, and took the Emperor and his brother prisoner. The incident became known as the Humiliation of Jingkang. The Song imperial court was forced to flee south to Lingan. Our story begins 17 years later, in the Niujia Village of Lingan Prefecture, where two sworn-brothers, Guo and Yang, reside… (Source: Books.com.tw, translated)

The sequel (or more likely alternative story) of Sanguozhi, written about Three Kingdoms Era after Zhuge Liang's death.