chapter 40 Extremely dangerous

He absorbed the essence of the crystal core slowly and slowly, and soon, three hours passed.

It was pitch black outside the cave, and the rain was still pouring.

Iwan Harvard face was filled with green energy, and he was absorbing the essence faster. The color of the crystal core became lighter, and the thick emerald green dissipated a bit.

Almost 20% of the essence in the crystal core has been absorbed.

At this moment, a shrill and cruel roar suddenly came...