C93 Frost Free Sword Technique

"Master? Su Ling, you have such a formidable master?"

Luo Wushuang's brows were tightly knit, her expression grave. The sword technique Su Ling had demonstrated appeared simple, yet it was imbued with incredible depth. Luo Wushuang herself practiced the Frost Free Sword Technique, but even with her level of proficiency, she doubted she could compare to the sword art Su Ling had mastered