Invincible Under Heaven: Reborn as the Enemy

After the strongest warrior of the demon race is poisoned and his family is massacred, he dies vowing revenge on the pregnant woman he blames and her entire family. Lin Potian returns home victorious from battle only to find his loved ones gone, and his final moments are consumed by resentment. The pregnant woman suffers a miscarriage, while Lin Potian is reborn as her son. In a world where humans and demons have fought for centuries, his new life begins amid the love, hatred, and revenge tied to his former vow.