Cultivating in the Demon King's Body

Ye Tianxiong, the commander of the Flying Dragon Army, and the Ye family army with the immortal fighting spirit.
Who can defeat the three armies? The blood and tears of the demons and beasts.
There is a kind of legend that will never die no matter how time passes.
There is a kind of myth that will remain immortal even for thousands or even tens of thousands of years.
This is exactly what Ye Tianxiong did.
In just a few years of the War Department, he slaughtered the demons and...