Immortal Life Begins with Slaying Demons!

Once he traveled back to the bodyguard of the escort agency, his talent for cultivation was mediocre. But Fang Yuan discovered that as long as he consumes his lifespan, he can improve his cultivation talent! The lifespan of a mortal can be more than a hundred years at most, while the lifespan of a cultivator can be more than ten thousand years. Fortunately, as long as Fang Yuan can kill demons and suppress evil spirits, he can gain the remaining life span of the opponent. [Kill the ordinary demon king and gain the remaining five hundred years of life! ——After spending 300 years of life, his talent skyrocketed instantly and he became a great person in the world. [Kill the peerless demon king and gain the remaining three thousand years of life! ——After spending five thousand years of life, his talent skyrocketed again, making him the monster of the world. [Kill the evil spirits of Ksitigarbha and gain a remaining life span of 50,000 years! ——After spending a hundred thousand years of life, his talent directly reaches that of a born saint, and his cultivation is thousands of miles, which is rare in the world. ... Ever since. In the blink of an eye, thousands of years pass. The number of evil spirits in the world is getting smaller and smaller, and they have become a rare species. As for Fang Yuan, his talent is unparalleled and his lifespan is endless. Immortals must lower their eyebrows when they see me! This book is also known as: "Others cultivate immortality, but I spend my life", "My talents are all derived from my life liver", "How did the demon who caused trouble to the common people become a protected animal?"