Lifespan Is Infinitely Superimposed, Starting from Slaying Demons

In a time of chaos with monsters, Lin Fan discovered that he could harvest the life span of monsters. Lifespan is cultivation, lifespan is skill! [It took fifty years to complete the evil-breaking stick technique! It took three hundred years to complete the Nine Heavens Thunder Control Technique! While the so-called genius was still struggling to break through the bottleneck, Lin Fan had already embarked on the road to invincibility by slaying demons. Until that day, the big shot of the Demon Suppression Department personally invited him to perform a top-secret mission, targeting the Thousand-Year Demon King... "Well, how many years of life is this worth?"