C778 Pursuing Relentlessly

Hei Zhuzi felt Zhang's body was trembling.

He seemed to be in great pain, he only dared to breathe out, but he did not dare to breathe out. As long as he breathed in, he would suck in a lot of seawater, and that way, before long, he would die.

Zhang gritted his teeth and endured. The oxygen in his stomach was already gone. Right now, he could only rely on the willpower in his body to persevere