This page of our guide to Ghost of Tsushima contains a walkthrough of The Cause of Suffering quest.
How to unlock: Complete The Blood Sutra side task.
Location: Kushi Grasslands
Speak with Norio. You will go with him on a search. You will come across a dying man on your way. Talk to him and get some information.
With all the information you have collected, you will begin the search. Behind a small part of bamboo forest there is an enemy camp. Go to it and silently eliminate all Mongols.
Once you've wiped out all enemy groups, your companion will find a statue. As soon as you reach it, you will complete the mission.
- Legend increased - smaller bonus;
- Lesser prosperity charm;
- +2 Silk.