The Most Powerful Demon in History

The time traveler Ling Chen brought the cheating system to the world of true spirits. This is a world of gods and demons that respects qi refining. Demons and monsters are rampant. The practitioners are qi refiners. The qi refiners have great supernatural powers that can overwhelm rivers and seas and chase stars and moons. Killing people and destroying demons can increase your strength and gain merit points. System in hand! I have the world! This is the story of a Sao Nian who strives to become the strongest demon in the world.