Thorns of the Black Rose

Story
"Before us stand troops committed to our cause. Until the Emissary's Quarters are secured and Jinsoyun is dealt with, they are yours to command. The secret roads of Zaiwei run many places, even to the Emissary's Quarters. Everything you need to know is written in this tome." -Yunma Fei

Objectives

 * 1) Speak with Yunma Fei at the Royal Chambers
 * 2) Open the Inventory and read the The Secret Roads of Zaiwei
 * 3) Type '/charge' to rally the troops
 * 4) Go to the Sweetblossom Pavilion of the Palace District
 * 5) Light the Stone Lanterns in the right order to open the Secret Passage to the the Emissary's Quarters
 * 6) Defeat the Dark Seers at the Emissary's Quarters
 * 7) Fight Jinsoyun at the Emissary's Quarters
 * 8) Speak with Junghado in front of the Talus Dungeon

Step #5
If you fail to light the lanterns in the right order a terracotta soldier will be awoken. Once defeated he will give the right color combination for the stone lanterns. For stone lantern colors see the picture below.