Cen Xing'er gently stroked her senior sister's hair with her small hand and softly asked, "Senior sister, what is the doubt you mentioned?"
"When I was young and first entered the sect, I began learning swordsmanship with our master."
"At that time, I was immediately captivated by our master's incredibly beautiful blue treasure sword."
"Yes, it was indeed the demon sword of that black-clothed woman in the image."
"However, since one day in the third year, when our master suddenly left the Cangming Sect and disappeared for three months before returning, I never saw that demon sword again."
"Not only that, I also noticed that our master was no longer passionate about swordsmanship, even to the point where...."
"He completely forgot some of the sword technique moves he taught me."
"Looking back now...."
