I Spend My Lifespan to Slay Demons and Exorcise Evil. Can I Still Live Forever?

[Life-for-power cultivation + play the pig to eat the tiger + satisfying, fast-paced story + rapid leveling] Firefighter Jiang Che dies fighting a wildfire and transmigrates to a cultivation world. Betrayed by his friends, he becomes food in a cage for demons. Forced to watch as a naive little girl is swallowed alive and chewed to pieces by demons, Jiang Che, an upstanding young man brimming with positive energy, flies into a rage and begins his journey to grow stronger by burning through his lifespan. But then he discovers that he can burn not only his own lifespan, but other people's too! He gazes at the demons who wreak havoc across the world and have centuries of life left, and falls into deep thought. He raises his sword and seeks the Dao amid the mortal world, leaving righteousness to fill the universe! Also known as “You Cultivate by Burning Your Lifespan, So How Did You Become Immortal?” and “Burning Lifespan to Grow Stronger: Why Do You Have More Life the More You Burn?”