After transmigrator Lucian becomes blind, he adopts seven Ancient Demon Gods, mistaking them for ordinary pets. He unintentionally imparts the Supreme Dao to them. Five years later, he regains his sight and learns the truth. When The Demon Abyss's seal is broken, he leads the Demon Gods to resist the demons and save the world. He gives up the title of Lord of the Three Realms and returns to Sunset Valley to raise his pets.