Next, the entire skeleton rattled, booming with a sound like thunder. For a hundred sounds it reverberated, each one furious, like the roar of a tiger.,“This is inner strength! The cracking and resonating of bones generate inner strength, this is the sign of breaking through the second level, I have reached the third level of martial arts!”,The sword naturally didn't belong to him. It was one he maintained for a core disciple of Qingyun Sect. Any sword needs maintenance after being used for a long time.。