A heavy story about regret, redemption and fatherly love. The Immortal Emperor practiced hard for a hundred thousand years, not for immortality, but to reverse time and space and return to before the tragedy happened. One hundred thousand years ago, he fell into despair because his daughter was terminally ill, and his temperament changed drastically. He turned from a loving father to a gambler who was violent to his wife and daughter, and eventually his family was ruined. His wife's last words and his daughter's misunderstanding have become a nightmare that he can't get rid of for a hundred thousand years. Now he is back at all costs, just to rewrite everything at the starting point of tragedy, spend the rest of his life making up for his past mistakes, and protecting his beloved.