Chapter 578: Hardship

Twelve hours! Canyn Gu never thought he could maintain such an intense combat state for a whole twelve hours. But he did experience it and managed to push through. Remarkably, after enduring it, Canyn's aura didn't weaken; in fact, it felt even stronger than it did before the fight started. Indeed, those twelve hours of relentless spiritual power honing really boosted its quality. Canyn was now more formidable than ever! However, while his spiritual power had strengthened, he was mentally fatigued....