As Ah Sahm arrives in San Francisco to look for his missing sister, he quickly becomes embroiled in the underworld of Chinatown and the rivalry between two competing tongs.
As the US government tries to pass a bill against the Chinese immigrants, Long Zii seeks an alliance with the Hop Wei. An act of chivalry lands Ah Sahm in trouble with the law.
Tensions rise as Ah Sahm faces false charges in court, and the mayor seizes the chance to curry favor with his white voter base. Mai Ling delivers a warning to Ah Sahm.
Ah Sahm starts an affair with Penelope. Mai Ling strikes at a misogynistic tong who stands in the way of her plans. The extent of Bill's corruption comes to light, souring Lee on him.
As Ah Sahm and Young Jun oversee the transport of a body for burial, Ah Sahm comes to realize that it's all a cover to smuggle some gold as the two are attacked by a ruthless gang.
War brews between the Chinese tongs after an attempt on Father Jun's life. A US senator ramps up the hostilities against the Chinese. Leary forces Bill to commit a murder that leaves him traumatized.
Bill discovers a shocking fact about Lee's past. Ah Sahm scrambles to save his sister's life from an attack by the Hop Wei, but the aftermath of the assassination attempt sparks a war.
As casualties mount due to the war between the Chinese tongs, an attempt at peace leaves Ah Sahm to confront his divided loyalties.
The duel between Ah Sahm and Li Yong takes place. Mai Ling deals with dissenters among her factions. Ah Sahm receives shocking news about his future in Chinatown.
Mai Ling deals with an unexpected betrayal. Ah Sahm goes on a downward spiral but finds the strength of pull himself out of his depression to defend Chinese workers from Leary and his henchmen.