Young Jun faces a crucial decision after Mai Ling tries to drive a wedge between him and Ah Sahm, who has emerged as a hero in Chinatown and takes the opportunity to go on the offensive against Leary. Determined to take Buckley down, Penny goes to the press. Bill reckons with what he's become, and Lee seeks out a familiar face. Mai Ling finally plays her hand against the Hop Wei.
Set at the times of the Tong Wars in the late 1800s in San Francisco, California, Ah Sahm is a martial arts prodigy originating from China who immigrates to San Francisco and ends up becoming a hatchet man for the most powerful tong in Chinatown.