After dealing with the spirit insects, Xiao Yu went to the Pill Refining Room and began preparing to refine pills.
Although he had little talent for pill refining-one could even call it poor-ever since Qin Xian'er had given him an advanced pill-refining legacy, he had studied it whenever he had time. Over the years, he had gained a great deal from it.
Besides, pill refining was a craft that placed considerable importance on experience and proficiency.
Before reaching Core Formation, Xiao Yu had refined pills with hundreds upon hundreds of demon cores, accumulating a wealth of experience and making tremendous strides in his craft. By his own estimate, even if he had not reached the level of a master pill refiner, he was not far off.
After all, aside from Han the Old Devil, he was the only person in this world who could afford the extravagance of practicing with so many demon cores.
But several decades had passed since he had last refined pills. To guard against rusty hands, he did not intend to start with level six and seven demon cores right away. Instead, he would first practice with Level Five Demon Cores.
He immediately patted his Storage Bag and took out a Pill Refining Furnace, along with several dozen level five demon cores and over a thousand level six and seven demon cores, placing them on the floor beside him.
He cast an incantation, and the furnace floated into the air. Opening his mouth, he spat out a thin stream of azure pill flame, which blazed beneath the furnace.
Once the furnace was sufficiently preheated, Xiao Yu beckoned, and a level five demon core flew above it as the lid moved aside on its own. Shortly after the demon core entered the furnace, he began adding various