Unique in the World

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 handsome man beside her smiled and said, "Junior Sister Su, you have such a kind heart. This sword slave is late by even a moment, and you'd still reward him. Why don't you quickly pick it up Thank you, Senior Sister!"。