After taking care of 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-his aptitude could even be called poor-ever since Qin Xian'er had given him an Advanced Pill Refining Inheritance, he had studied it whenever he had time. Over the years, he had gained quite a lot 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 using hundreds upon thousands of demon cores, accumulating vast experience and making tremendous strides in his skill. By his estimation, even if he had not reached the level of a Pill Refining Grandmaster, he was not far off.
After all, aside from Han the Old Devil, he was the only person in this world who could afford to lavish so many demon cores on practice.
However, several decades had passed since he 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 planned to warm up with level five demon cores first.
He immediately patted his Storage Bag and took out a Pill Refining Furnace, several dozen level five demon cores, and around a thousand level six and seven demon cores, arranging them on the floor beside him.
He formed an incantation with his hands, and the furnace floated into the air. Opening his mouth, he spat out a slender stream of azure pill flame, which blazed beneath the furnace.
Once the furnace was sufficiently heated, Xiao Yu beckoned, and a level five demon core flew above it on its own as the lid slid aside. Shortly after the demon core entered the furnace, he began adding