The most important aspect of a class change is the will of the one undergoing it. Interestingly, Wang Defa also mentioned that in the gravity test, the key factor is mental strength!

At this moment, although Jiang Kai's body was enduring terrifying pressure, his mind was unprecedentedly clear.

He didn't want to lose, and he couldn't afford to lose!

The current situation was just like when he participated in the Newcomer Trial; he had to win!