Chapter 590: Inner Core!

As Yan Guiyi recited the spell, rays of light suddenly lit up on everyone's wrists! Then, the runes on the bracelet began to emit a dense power that covered everyone's bodies! In an instant, an extremely terrifying power pressed down on their bodies! Not only that, but that power seemed to be able to corrode people's divine sense and cause their heads to rumble! "Ah!!!!" In an instant, everyone in the bottom class felt as if they had received a tremendous force and were wailing...