Daozu Was Reborn Just to Extend the Life of His Mortal Wife

In the last life, Jiang Lan overcame many obstacles and reached the Sword Dao Ancestor, but the person he loved died in front of him when he was still a mortal. This became his inner demon, tormenting him all the time. After his rebirth, he vowed to change Yun Zhiyi's life and make up for everything so that there would be no more remains.