Hearing that, they were stunned. The first half of the sentence was something that they also knew, so they didn't think it was strange. However, the second half of the sentence felt a bit strange.
"Grandfather, what do you mean?" Nan Luo asked.
Old Master Nan arched his eyebrows. "You'll know soon. For now, focus on the next training."
"Yes.."
The three of them had no other choice but to grit their teeth for the training that was about to come.
Soon, the three of them sprawled on the ground. They no longer had any strength left to even sit up as they could only lie helplessly. Sounds of heavy breathing filled the field while Old Master Nan was still humming.
Feng Ao Si nearly vomited when he saw the huge difference between him and his grandfather. "Grandpa, how is it possible for you to be able to stand properly even when we're already in this state?"
"That's because you're weak."
Feng Ao Si: "…"
