Tempered into Immortal

*There were two great races had been ruled the world. The Demon race and The Nether race.
But after the great war, both side had being defeated and wounded. When they getting recovering from their injuries.  
Humans used their own reproduction advantages to stand out among the Hundred Races, and a thousand years later, they gradually formed a three-legged position with the demons and the Nether Race … 
He was a mysterious young boy who adopted by one of the three great families.
 And today is the big day for him to choice the cultivation technique and become the normal Martial Apprentice for his father stepfather. 
But what he didn’t know is that he had accidentally walk on the path of different cultivation way！