Adapted from the Manhua/Donghua IP "Wu Geng Ji," created by Jianhe Zheng, it tells the story of the human prince Wu Geng, who was reduced to a slave after his country was destroyed and his family was destroyed.

Wu Geng, a prince of the human race, faced family ruin and enslavement but chose to improve himself by training in Shenyin Village under the guidance of his grandfather and mentor, Fu Xi. Overcoming various obstacles with his indomitable will, he embarked on a journey of revenge and liberation, culminating in the formation of a powerful anti-celestial army to confront the divine domain and end the enduring war against slavery.—ChineseDrama.Info

In ancient times, the Yun clan appeared in the world and was able to control the power between heaven and earth. While other races had previously bowed to this power, the human King Xin chose a different path and challenged the overwhelming power as a mortal. However, when he lost to Ditian, the king of the Yun clan, he perished in battle. At the cost of her life, the princess protected Prince Wu Geng from being chased by the Yun clan. Prince Wu Geng, filled with grief and resentment, was reduced to a low-level slave in a mine in Pingyang. However, he was determined to restore his country, oppose the Yun clan, and avenge his family. With the help of Fu Xi, the high priest of the Shenyin Ministry, Prince Wu Geng sought out allies for his quest to take down the Yun Clan and win back his freedom.—MyDramaList

The story of Wu Geng, the prince of the human race, who is reduced to slavery after his country (the Kingdom of Xin) and his family are destroyed. Wu Geng goes through many hardships and gets acquainted with a girl, Bai Cai and a group of like-minded friends. He leads the human race, gathers the Shenyin tribe, the Yaozu, and the Hailing tribe to fight against the powerful gods. Wu Geng continues to grow, from being consumed by hatred and revenge to fighting for the common people of the world, until he eventually becomes the God of War. He finally avenges his parents and clansmen, and leads the human race in resisting the oppression of the gods.—Soompi Forums

"Flame of Wu Geng Ji" also as known as "Lie Yan Zhi Wu Geng Ji" tells the story of Wu Geng, the prince of the human race, who was reduced to a slave after his country was destroyed and his family was destroyed. He avenged his parents and clansmen while inheriting the will of the former king and leading the compatriots of the human race to resist the oppression of the gods.—Entertechnews