My Master Is the Protagonist of a Conquest Novel

Fei He knows that he is a supporting character in a story, and that the protagonist is naturally his master.

His master is the Heaven-Slaying Sword Venerable, unmatched beneath the heavens. In the book, he is the one who comprehends the Great Dao, shatters the void, and breaks through the boundaries of this world. He is the strongest being in the realm.

With such a terrifying master, Fei He naturally gets to lie flat and live a carefree life, even though he is a good-for-nothing.

His days are wonderfully comfortable. Only one thing troubles Fei He: he has heard that cultivators who practice the Heaven-Slaying Sword Dao are usually struck dead by heavenly lightning. His master survived, but the lightning left him with a slight problem. Every so often, he mistakes one of his disciples for his deceased beloved.

One day, someone who claims to be the reincarnation of the Heaven-Slaying Sword Venerable's beloved appears. He keeps saying that he waited for his master by the River of Oblivion for hundreds of years, and that he has returned to take revenge for the Heaven-Slaying Sword Venerable's cold-hearted cruelty.

Fei He is deeply moved, thinking he can finally escape his misery.

...Then the