Neither the Song of Righteousness nor the Righteous Heart Technique are particularly profound cultivation methods.

Even mortals, as long as they have normal intelligence, can grasp them within a day, let alone the demon geniuses at the Foundation Establishment Stage.

When learning the Song of Righteousness, the demon geniuses progressed smoothly, but they hit a snag with the Righteous Heart Technique.

"Class leader, I have a question," Ling Tong raised her hand.