There were many different types of bodies in the world, most of which made up guys. As for girls, relative to guys, there were far fewer special bodies.
Although there were fewer, their quality was extremely high.
Since ancient times, the Mysterious Lady Body was one of the top female bodies.
The mysterious lady was an invincible fairy in the Celestial World and as she attained the Dao in the Nine Skies, she was called the Nine Sky Mysterious Lady.
The mysterious lady body could let one see through all falsehoods to see right at the crux of the problem. When comprehending the Dao, the mysterious lady's body could break past all the layers of confusion and allow one to see the World Dao at the center of it all.
The key was that the mysterious lady body accumulated treasure.