Sex torture: torturing people with sex and making them my slave

_______________________________________ Lucas was killed, he was a well known mysterious killer called the burying man, he buried his victims when he killed them, so when he was burying another victim, he saw a light get close to so he turned around and suddenly felt he couldn't breath, a hole appeared in his chest and he fell and he died, why did he die, the system killed him and erased his existence from his old world. _______________________________________ hello readers, I'll pick the first comment on each chapter and let them choose the world the mc goes.