Over the next few days, Lin Yun gradually got used to Mo Ling’s teaching method and his days in the academy were surprisingly calm. In just three days, he improved to the point where he could inscribe three thousand spiritual runes after an entire morning. At the same time, Lin Yun could sense the improvement of his mental energy everyday.

However, each breakthrough would give him a splitting headache. After all, this cultivating method not only brought physical exhaustion, but also mental torture. The pain even made him want to smash his own head.

He was tempted to give up several times, but he gnashed his teeth and endured it whenever he saw the disdain in Mo Ling’s eyes. In the end, he was benefiting greatly from this cultivating method. Mo Ling’s teaching had also expanded his impression of spiritual runes.

In the past, he only knew how to inscribe spiritual runes on pellets...