Immortal for Eternity

I just traveled through time and was hacked to death with a knife. When I woke up, I found that my heart was gone... So, where should Duan Hang go? After ten years of sharpening a sword, the frost blade has never been tested. Today I am showing you to you, who has any injustice? Because of immortality, there is one more person in the world who is fighting against injustice.