MelonSmasher

The strongest being in the world, even gods were vary of, the demon lord had killed all his opponents. He was the supreme with unparalleled strength and supreme powers, he could not be defeated. Looking down even at gods, he was not afraid of anyone. But who would have thought that he would be backstabbed by his own family.
Killed by his own brother, he decided to take revenge if he would get an extra chance. But when he opened his eyes again, he was on earth not in his world of demons and that also with a shitty “GOOD KARMA SYSTEM” that could only let him live if he would collect sufficient points by the end of the day. 
To earn the points, he had to do good deeds, and so his struggle to gain the points began. The man who had only cared about himself and only killed people like they were insects had to struggle and beg to help others so that he could get his long awaited revenge. 
But after doing so much goodness, would his system let him kill his killer for which he had come back to life and struggled so much?

Demon King's Good Karma System

"I will try my best to keep you safe but only the fittest will survive so if you want to leave now is the time!" his eyes stared at all of their faces with attention.


Though he had already read their thoughts, it still felt proud that none of them decided to leave.


"Since none of you is moving. I will take it as your acceptance. Do you have any other doubts in your mind?" The kids stared at each other but then shook their heads.


They have already decided to trust this man. Then asking questions would only show they still have their doubts.


Nodded his head, Hao leaned on the chair,


"Then you can have your food and rest on the third floor. I have asked to prepare only six rooms for you since I think you would like to stay in pairs rather than staying alone.


You can order food as much as you want and any time you want and take good care of yourself. I will meet you after three days when I will find a proper teacher for you.


You Will Suffer