Gu Fan continued to explain, "When initially entering the game and choosing a class, the system not only forces a basic attack skill specific to that class onto the player but also tags the player with a 'class label' in the background. This class label isn't tightly tied to the underlying code, but in some special cases, certain features will check for this label.
"For example, when players approach a Trainer to learn skills.
"But the problem now is... due to Nephalor's boss mechanic, it also assigns a class label to players! This has led to the breach of the dual restrictions that were originally in the game!"
Lilith's brain was overloaded, "Wait! Why does Nephalor assign class labels to players? Explain clearly!"
Gu Fan sighed softly, "That starts with the calling-out mechanism in the third phase of Nephalor.