Eternal Life: I Can Sell Everything

With a Heaven and Earth Scale, all things can be sold.After Song Ciwan became a Demon Cleaner on the Demon Refining Platform, she discovered this profession suited her very well.When others wash demons, they get tainted by Malice and have their lifespans shortened. But when she washes demons, she can extract the Malice and sell it to the Heaven and Earth Scale.A mere three taels and four qian of Malice can be exchanged for thirty years of Lifespan.With a trade every day, longevity is just around the corner!......[She sold a catty of the seven emotions and six desires from a scumbag and obtained the Cultivation Technique, Sutra of Sitting and Forgetting.][She sold a plate of sour and spicy pork intestines and obtained a Strengthening Pill.][She sold the remorse of a corrupt official and obtained the Strange Technique, Skin Painting.][She sold the tears of a miser and obtained the Immortal Technique, Cloud Formation and Rainfall.][She sold the schemes of a Demon Lord and obtained the Daoist Technique, Scattering Beans into Soldiers.]......