Su Muyu agrees to fight Song Yanhiu in seven days, and that night his father's ghost visits him. Wushuang City once again braces for battle.

Eighteen-Sword Formation

Gong Jun

Peng Xiaoran

Chang Huasen

Yang Yutong

Kong Xue'er

Shawn Zhang

Placing a Bet

Checkpoints

After the Blood River's leader is weakened from a poisoning, Su Muyu must get him to Bai Hehuai, a healer who can provide a cure.

Power Struggle

The Blood River fractures under power struggles. Su Muyu battles Su Changhe, a former ally turned rival, who seeks to seize control of the organization.

Childhood Friends

Su Muyu and the others reach Spider's Nest, only to walk into an ambush by two rival families, as Su Changhe beats them to the divine healer, Bai Hehuai.

Ambush

Su Muyu attempts to rescue Bai Hehuai and learns that a presumed ally is actually a traitor. The Xie and Mu families plan an attack on the Spider's Nest.

As Xie Fanhua attacks the Spider's Nest, Su Muyu fights to protect allies, while Bai Hehuai uncovers shocking truths during the healing process.

Secret Tunnel

As loyalties shift and betrayals deepen, Su Muyu fights to protect Bai Hehuai, who risks everything to save the Patriarch, sparking a new power struggle.

Tensions rise between the clans after Su Muyu accepts the Twelve Zodiacs' proposal. Later, he absconds with a gift from The Patriarch.

Guardian

Su Muyu's bid for freedom sparks chaos as rival clans clash over the sword, exposing Blood River's true role in a far greater scheme.

Fighting over the Slumbering Dragon Sword

Internal and external threats endanger Blood River's future as Su Changhe forms his own organization and urges Su Muyu once again to join him.

Other Shore

Su Muyu and Su Changhe assume new, powerful roles. Bai Hehuai opens her clinic, and Su Changhe uncovers a secret inside the Dormant Dragon Sword.

New Blood River

Su Muyu reluctantly agrees to explore the sword's mysteries with Su Changhe. Soon, they encounter the eccentric Hong Ying by the Yellow Springs River.

Finding the Truth

Su Changhe and Su Muyu explore a hidden treasure within the Yellow Springs Pawnshop, but forces intervene. Later, Su Muyu faces a dangerous ultimatum.

Blood River's Vault

Su Changhe discovers the true power behind Blood River. Meanwhile, Su Muyu and Su Zhe run into trouble that leaves them in a precarious position.

Luring the Snake Out

Raven manipulates Su Changhe into a dangerous mission. After a fierce confrontation, Su Changhe retreats with Su Zhe and begins plotting his next move.

The Fake-Injury Act

Still in the Shadow Prison, Su Muyu receives aid from an unexpected ally just as the conflict between Blood River and the Shadow Sect intensifies.

Hidden Plot

Su Muyu encounters a powerful figure at the Wanjuan Tower, while Su Changhe has a plan of his own as the Three Elders face mounting pressure.

Destroying the Scrolls

After reclaiming important documents about his past, Su Muyu joins Su Changhe in a decisive act, setting the stage for their next journey together.

The Flaw

In a village, Su Muyu and Su Changhe uncover the truth behind Blood River and follow Bai Hehuai to Nan'an, where Su Muyu takes on new responsibilities.

Survivor

The medicine hall opens with Su Changhe using his influence to boost its popularity. Su Muyu arrives in Wushuang City, where he faces conflict.

Challenge Wushuang City

Su Changhe defends his authority as the Patriarch. Su Muyu battles Lu Yuzhai and the Four Dao-Seeking Swords, then encounters the Old City Lord.

Bai Hehuai and Su Zhe head to Wushuang City for the upcoming battle, while Su Muyu bets on himself and Song Yanhiu prepares for the fight.

During battle, Jian Wudi spirals out of control. After forces restrain him, he returns but his toxic blood threatens Bai Hehuai.

Demonic Deviation

Su Muyu brings Bai Hehuai to Nan'an, where the group rests and shares a meal. Su Changhe receives a letter that sends him to investigate the Tang Clan.

Medicine King

The magistrate's son dies suspiciously and Bai Hehuai proves it was poison. Su Muyu tries to forge an alliance between Blood River and the Tang Clan.

Forming An Alliance

Danger follows Mu Qingyang and Mu Xuewei in Jincheng. Mu Yumo exposes the Tang Clan, while Su Muyu follows a butterfly straight into battle.

Encountering Danger

Seeking peace, the Tang Clan asks Blood River for help. Negotiations for Mu Xuewei's release soon devolve into chaos when conflict erupts.

Puppet Technique

After rescuing Mu Xuewei and escaping a trap for Tang Lianyue, Su Muyu and Su Changhe each set out to meet the King of Langya in Tianqi.

The Perfect Puppet Vessel

Tang Lianyue and Su Muyu square off with Ye Ya. Xiao Ruofeng extends an invitation to meet Blood River. Su Changhe fortifies his succession claim.

Golden Puppet

Su Changhe helps soften the blow of the poor opening of the Heyu Medicine Hall in Tianqi. Xiao Ruofeng makes a contingency plan ahead of his meeting.

Opening of the Tianqi Branch

At Fengxue Tower, a new alliance forms. Su Changhe isolates after an attack from a cold poison. Su Muyu makes a heroic choice with grave consequences.

Cooperation

After an attack on the medicine hall, Su Muyu helps Bai Hehuai fake her death. He fights Dian Ye as Su Yunxiu arrives just in time to aid him.

Tough Battle

Li Xinyue is sent on a rescue mission. The relationship between Tang Lianyue and Mu Yumo is explored. The group meets Lord Haoyue in the Ghost Market.

Seriously Wounded

Su Changhe returns and has a tense confrontation with Xiao Yong. Su Zhe makes a sacrifice to aid Su Muyu. A new order allows Dian Ye to hunt.

Face Off

Enemies surround the Blood River hideout, leading to violence. After awakening, Su Muyu forges a new alliance to settle past grievances.

Acting On His Own

Bai Hehuai finds a cure for the poison, but Mu Yumo endures a terrifying ordeal while delivering it. Tang Lianyue makes a momentous decision.

In the Blink of an Eye

Zhuo Qing battles Su Changhe and Su Muyu, who enters an uncontrollable rage. Bai Hehuai calms him down, but then falls victim to a poison outbreak.

Su Muyu goes into a frenzy after misjudging the situation, acting impulsively before leaving Tianqi. Years later, a long-awaited reunion occurs.

A Vow of Vengeance

Blood River is the realm's most feared assassin guild, jointly run by the Su, Mu, and Xie clans. They can strike royals in court and crush great sects in the wild. When the patriarch is poisoned on a mission, the three clans vie for the top seat. Su Muyu leads the Spider-Shadow unit and shields the dying leader on the road to a cure. He clashes with elder Su Zhe and old friend Su Changhe, and meets master healer Bai Hehuai. After brutal power struggles, Su Changhe becomes new patriarch and Su Muyu heads the Su clan. They launch the "Other Shore Plan" to drag Blood River out of the shadow and forge a new destiny, free from being anyone's blade.

Eighteen-Sword Formation

Seasons1

Season 1 Episodes38

Cast6

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