Chapter 601: Brute Strength

Jimmy Yale frowned. From what David Casson said, he didn't have that kind of secret recipe either. Still unwilling to give up, Jimmy asked, "Director Casson, have you heard anything about such a secret recipe?" If possible, he was willing to pay for it. David shook his head. "No. I only heard from some people that this kind of secret recipe is exceptionally precious. Only those martial arts families have it, and even among them it's treated as a secret never to be passed down." Martial arts family? It...