"Do you know how long it takes to cultivate the kind of terrifyingly ruthless and agile combat skills that Lu Youyou possesses?"
Tan Zhou was momentarily stunned.
"According to average human physiological records, it takes a minimum of fifteen years!" Si Yan placed his hands flat on the desk, raised his head to look out the window at the sky, and said in a grave tone, "Furthermore, such skills require not only years of arduous, grueling training and effort, but also a one-in-a-million, ultra-high physical aptitude."
Chapter 461