Because he had been fighting all along within Ye Nan's miraculous manifestation, having to split a portion of his power to resist the pressure of Realm Power, his exertion was much greater than Ye Nan's.
If this continued, even though he was at the Pulse Condensation Third Layer with an abundant reserve of Spiritual Power, he would hardly be able to hold out.
Ye Nan's expression was also somewhat solemn, fine beads of sweat dotting his forehead.
Chapter 336