Qin's Lord Biao confronts Li Mu at the center of his clever whirlpool trap, where he meets a savage warrior with a history of battling great generals.

As Cheng Hui's poison courses through Zhang Tang's body, the mighty Qin general takes advantage of Huang Yi's cunning strategy and enters the fray.

It's up to King Zheng to convince the people of Zui to fight, defending Xianyang and Qin itself. Li Mu's arrival makes them second-guess themselves.

As the war between Qin and Zhao comes to an end, the Middle Kingdom witnesses the dawn of a new era.

Meng Wu repeats his daring echelon sweep against Chu, but with a twist. Chu's massive Han Ming faces off against Meng Wu in a battle for the ages.

Wa Lin devises a way to hurry along the generals' duel. Li Mu and Lord Chunshen discuss a new strategy, while Wa Lin shows her hand at long last.

Qing She considers his debt to Li Mu as he faces Xin on the battlefield. Devastating events drive Ji Hui to pursue a new tactic in defending Heiyong.

Huan Yi's top commanders question his latest bizarre decision. Wei Ping has a crisis of conscience. Xin and Qiang Lei react to a gruesome discovery.

Reinforcements arrive for Qin, and not a moment too soon. But even the most ferocious mountain warriors are no match for one of Zhao's Three Greats.

The plot to slay Wang Yi takes a turn no one was expecting.

The castle town of Zui is struggling to stand strong in their drawn-out battle, suffering serious setbacks that put Li Mu on the path to victory.

The court ladies make a run for it when their safety is compromised. Shang Lu's ailing army is just barely keeping the enemy out of the royal capital.

Qin army high commander Lord Changping shows what he's made of on the battlefield with an all-or-nothing maneuver meant to immobilize Duke Rongdi.

As his battle with Lun Hu ends, Xin remembers the people he met along his path. Jie Zifang's men launch a brutal attack against the wounded Qiang Lei.

A wounded Cheng Jiao confronts Pu Ge, then has a heart-to-heart with Liu Yi and shares words of wisdom with Xin as the fighting in Tunliu subsides.

All's quiet in the kingdom of Qin until not one, but three armies attack--and, as a steady stream of messengers reveals, that's just the half of it.

Xiang Yi brings out his favorite weapon: a legendary sword. Teng takes on the fierce Chu general Lord Linwu. Xin faces a Zhao army with a grudge.

The Qin army is riding high when Wa Lin's elites arrive at Hangu Pass. An unpredictable Qin general steps in to assist. Diao is cautiously optimistic.

The royal capital of Xianyang is feeling the heat as outpost after outpost falls in the south of Qin. The most ominous question: Where has Li Mu gone?

Xin's training with Qiang Lei comes in handy at Zui. Zheng continues to rally the civilian and veteran troops--until something goes terribly wrong.

An exhausted Xin draws on what remains of his strength to face Pang Nuan. The end of the war with the coalition army is in sight, but at what cost?

Zheng refutes his chancellor's notion of ideal government and articulates his reasons for a united Middle Kingdom. Xin gets turned around in Xianyang.

Qin sends its troops to defend Hangu Pass, sole gateway to the kingdom. An impressive array of military might is on display as the battle kicks off.

As the Wei army tackles the mighty Hangu Pass, the allied army of Meng Wu and Teng are battling the Chu army--and there are old scores to be settled.

Rumors about Qin reach Qiang Lei on her journey. Li Mu calculates the best time to strike, and the Battle of Hangu Pass reaches its turning point.