C623 Breakthrough

"How are you doing?"

Yang Xuan asked with a smile.

Upon hearing this, Skylark and Haitang looked worried. "Master, we've been improving very slowly recently, but we definitely haven't been slacking off, but we don't know where the problem is."

"Oh?"

Yang Xuan was a little puzzled. He had never worried about Yunque Zi and Haitang's training. These were two extremely rare Sword Spirit