Saint Sovereign of Nine Heavens

*"Take my inheritance. Converge my bones. Our Blood will never be extinguished，We will burn the heavens！"
 A young master of low clan had accidentally obtained the Blood fire Emperor’s inheritance.  
This inheritance had let him learned the most powerful body tempering cultivation technique.
When this cultivation method was practiced to the extreme, every part of his body would be tempered, making it indestructible and superior to all divine weapons in the world. 
But there is no such free lunch. The Blood fire Emperor must have hide something…. 
So he decide to use this power and step on his own way to became the strongest Saint Sovereign! 
Would he success? What is the story between the The Blood fire Emperor and the Nine Heavens?