Chapter 2238

When the force surged into Isaac's body from behind, it rushed to his power core.

After the sudden influx of this powerful force, his already full-power core burst into intense abdominal pain.

Isaac, who had closed his eyes tightly, suddenly opened them wide. His eyes instantly turned bloodshot, yet the force pouring from behind didn't stop. Instead, it grew steadily stronger.

As the continuous influx of spiritual energy filled his power core, a sense of forced expansion began to emerge.

Even during a natural breakthrough, he would feel varied degrees of pain throughout the body as the power core expanded. It would last for a while.

However, the pain originating from Isaac's power core was indescribable. It was due to the forceful expansion caused by the powerful spiritual energy influx.

Three minutes passed. He was soaked in sweat.

Half an hour passed. He began to tremble, but he gritted his teeth and remained silent.

Suddenly, his power core expanded vigorously. The raging sp