A military commander of the State of Qin. Born a war orphan and a slave, he aims to become the "Greatest General Under the Heavens," inheriting the will of his best friend, Piao. He is straightforward and deeply cares for his comrades. Possessing a charisma that draws others in with his fiery passion, he achieves numerous military feats through overwhelming martial prowess and a growth rate that never falters before any powerful foe.

The young 31st King of Qin, who would later become the First Emperor of China. He harbors the grand ambition of unifying China. While he possesses a cold and rational mind, he also has a deep compassion, sincerely wishing for the happiness of his people. With extraordinary fortitude and charisma, he overcomes numerous assassination attempts and coups.

A descendant of a mountain tribe from Kokuhi Village. Initially, she acted cunningly to survive on her own, but after meeting Shin, she began to travel with him. Her talent as a strategist was discovered, and she was appointed as the strategist for the Hi Shin Unit. She has a devoted and caring personality, contributing to the unit's victories through intellectual warfare.

One of the former Six Great Generals of Qin. A legendary fierce general known by the epithet "The Monstrous Bird of Qin." He always maintains an aloof attitude, possessing unfathomable strength and a broad perspective on the battlefield. Once a harsh warrior, a certain event transformed him into a Great General who looks upon all of China. He is the greatest mentor who had a profound influence on Shin.

A general of Qin with a unique background as a former bandit leader. He specializes in cruel and unconventional tactics, striking fear into both enemies and allies alike. He is intimately familiar with the darkness of the human heart, a genius who crushes large armies with eccentric strategies that exploit psychological weaknesses. He enjoys absolute trust from his subordinates.

A member of the prestigious Mou family and the general leading the Gaku Ka Unit. He has a breezy, elusive, and flexible personality. Highly gifted in military affairs, he possesses an outstanding strategic vision that allows him to calmly assess the state of the war. He is a good rival to Shin and Ou Hon, and they push each other to improve.

A member of the prestigious Ou family and the general leading the Gyoku Hou Unit. He is extremely proud and has a stoic personality that values strength above all else. Due to his elite background, he often clashes with those around him, but he is a spear master of unparalleled skill, possessing overwhelming breakthrough power as he leads from the front to pierce enemy lines.

The Chancellor of the Right of Qin and a genius strategist serving as the Chief of Military Affairs. Originally part of Ryo Fui's faction, he eventually became Ei Sei's absolute right hand after witnessing the King's true intent. As the head of the Four Pillars of Ryo, he is an exceptionally brilliant intellectual warrior who also boasts some of the finest martial skills in Qin.

A genius strategist representing the State of Zhao and one of the Three Great Heavens who later serves as Prime Minister. With high intellect and charisma, he repeatedly drives the Qin army into desperate situations. He loves his motherland deeply and is feared by other nations as the most dangerous general. He possesses a grand strategic vision and卓越した command.