Book 4 Chapter 22.4 - Heart of Darkness

Countless blood colored symbols appeared on Ruler’s body. He cried out in pain, doing everything he could to tear his chest to the limit. The black heart struggled to fly out, almost entirely leaving Ruler’s chest. If it wasn’t for the many blood vessels wrapped around it, the heart would have long freed itself from Ruler’s body. 

Blood filled with energy surged through the blood vessels, pouring madly into the heart. After receiving the blood’s nourishment and stimulation, the heart became significantly crazier and more powerful. It seemed like Ruler not only wanted to release this devil, he wanted this devil to go crazy as well. Meanwhile, a flesh wall quickly sprouted from the ground, dividing Su and Ruler to stop Su from interrupting this inciting process. 

As he watched the heart that was beating faster and faster, Su knew that he had to stop Ruler. He opened his...