Beneath the setting sun, Pan Long's long howl lasted a full incense stick. Only when the sun was about to sink behind the mountains and the sky had begun to darken did he draw in his breath and fall silent.
His grandfather, Ren Anmin, had stayed beside him the whole time. The two guards watching the meditation chamber had come over as well, taking positions on either side of Pan Long. Even several of his uncles had hurried over and formed a protective ring around him.
As a renowned family of Yi Province, with a measure of standing throughout Great Xia's Nine Provinces, the Ren Family naturally knew what they were seeing.
They had noticed nothing when Pan Long first began to howl. But as the sound went on and on, they quickly realized what had happened.
Innate Breath Mystery!
No matter how skilled an ordinary person was at martial arts, a single breath had its limits—however good his technique, his lungs were only so big.
Experts who had mastered Innate Breath Mystery were different. They could breathe not only through their mouths and noses, but through their skin. They could even draw in Heaven and Earth Essence directly and turn it into an unending supply of breath within their bodies.
In theory, someone who had cultivated Innate Breath Mystery to a sufficiently high level could blow without stopping twenty-four hours a day, just like an electric fan.
Whether that would be incredibly boring was another matter.
Pan Long's howl had exceeded the limits of an ordinary person, which naturally meant he had mastered Innate Breath Mystery.
Everyone was stunned.
How old was Pan Long this year? Seventeen!
Great Xia's Nine Provinces were full of talented people, and some did enter the Innate Realm at sixteen or seventeen. But what