After his family was wiped out and he was reduced to begging, the dying youth Ye Lin awakened the remnant soul of the ancient powerhouse known as the Blood Soul Venerable. After a struggle within his soul sea, he merged with a cultivation technique and underwent a transformation, setting out on a bloody path of revenge. Later, he journeyed with his childhood sweetheart Yan Huan and the wandering swordsman Xu Jingyi, entering the Qingyun Sect and becoming embroiled in its conflicts. In a secret realm, they unlocked an ancient clan’s seal and met Zixu Gu, the last survivor of that clan. As the story unfolds, they establish the Blood Soul Alliance and contend with various factions, seeking the truth behind the annihilation of Ye Lin’s family, a truth that points to the Netherworld Clan. Along the way, they face upheavals in the Heavenly Dao and the betrayal of close friends. In the end, Ye Lin grasps the true meaning of the Heaven-Slaying Sword Dao, and with his companions defeats the Lord of Fate. After restoring the Heavenly Dao, he retires from the world and opens a school. A hundred years later, the appearance of a mysterious youth in a mass grave heralds the beginning of a new legend.