Grandson of the Demon Gate

He was reborn as the grandson of a giant of the Demon Sect... All his backers were dead, and he still had a bunch of enemies left. What to do? In this hell difficulty, you can only develop in a wretched way. Why do I still have cheats, sweat, and the strongest krypton gold system? Is this so realistic? For the sake of your own life, you should work hard to make money and become a vicious capitalist in a different world. He who survives till the end is the strongest. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.