What is "Yin and Yang", the best pair of swords in the world?
What is "Xuansha", the person who protects these two swords?
Thousands of years ago, the founder of the Chu family subdued two "souls" that caused trouble in the world and refined them into "yin and yang"
According to legend, Yin and Yang can only be used by the strong. Yin and Yang possess powerful power. If you get it, you can dominate the world.
For thousands of years, people have provoked war after war in order to compete for Yin and Yang. The Chu family jumped repeatedly on the road to destruction and rise.
Finally, I couldn't bear it anymore and founded "Xuansha" to gather the talents from all over the world to protect Yin and Yang...
Purpose: The importance of partners