Actually, to He Xiaoyao, the short man didn't look like he had fallen suddenly ill; it looked more like he had been poisoned.
As immortal cultivation disciples, especially those permitted to descend the mountain, they possessed at least a Four-Star Stage cultivation, and some even reached the Five-Star or Six-Star Cultivation.
With such strength and cultivation, by mortal standards they had already surpassed the grandmaster realm at the pinnacle of martial arts. Their physical constitutions were immensely robust, so they wouldn't simply fall ill out of nowhere.
Chapter 115