Qin Chen, the protagonist, was once among the most exceptional geniuses in the Martial Domain, yet he was betrayed and slain in the continent's forbidden Death Valley. Confronted with inevitable death, Qin Chen unexpectedly activated the power of a mysterious ancient sword… Three centuries later, in a secluded region of the Tianwu Continent, a young man sharing the same name unexpectedly inherits Qin Chen's will. As the cherished grandson of King Dingwu, the War God of the Great Qi Kingdom, he and his mother endure neglect within the king's mansion due to the enigma surrounding his father's origins, depending on one another to survive. Determined to rewrite the legends of past powerhouses and safeguard all he holds dear, Qin Chen firmly accepts the duty of defending the world's five kingdoms, once again stepping onto the path of martial arts.