The dark alter ego was stunned upon hearing his father's words. His father knew what the sealed world was like, but only a sealed ego would know this—how did he know? Xie Yi was shocked as well. His father had chosen him because the former knew that he would never be able to survive in the sealed world.
"Both of you are my children and I can't bear to give up either. I am a selfish person. I want to give everything to my child, not just half the world, so I can only let you suffer. You are the best so you will definitely be stronger than the warm Xie Yi in the future.