She just wanted to return and fulfill the wishes of her predecessor contained within the Divine Weapon.
"Senior Sister, take care," Cao Zhen waved to the Seven Strings Peak Master, then turned back to the other Peak Masters and said, "Anything else, my fellow Peak Masters?"
No wonder their ranks weren't as high as the Zither Music Peak; look at the magnanimity of the Seven Strings Peak Master—she buys and leaves without any fuss or delay.
Now look at you all. If you want to buy Divine Weapons, why not speak up quickly? Are you waiting for me to prompt you? Oh, right, the rank of Purple Feather Peak is supposedly even higher, but unfortunately...
He turned to look at the Purple Feather Peak Master and said, "Peak Master, there are no Divine Weapons left by the predecessors of Purple Feather Peak here."
The Purple Feather Peak Master's brows furrowed instantly, and she turned to leave, thinking, "Why didn't you say earlier that there are no Divine Weapons from our peak!"