Their guess was good. Ji Ning was indeed practicing. Even if he was in the Sword Tower Forest before, he could only see some sword intentions conveyed on the sword tower. It was not as good as watching the powerful display with his own eyes, and it was not as good as the memory fragments being directly integrated into it. ! Furthermore, the Heart Seal Swordsmanship is definitely an extremely advanced swordsmanship, and it is broken down into pieces, allowing Ji Ning to master it extremely quickly....