Hidden Edge of the Machine: the Revenge of the Artisan's Blood

The art of mechanism kills people invisible. Zang Feng, a genius whose family was wiped out, spent ten years in anonymity to avenge a bloody feud and developed a body of astonishing magic skills. When he returns to the martial arts world, the entire martial arts world will tremble! Every thread is a deadly weapon, and every gear is a fang of revenge!