C367 Thick Skin for Medicine

Looking at Kang Zhen's expression, Zuo Feng scratched his head in embarrassment. At this moment, Zuo Feng looked more like an ordinary fifteen to sixteen year old teenager.

He turned around and said to Zuo Feng, "Brother Zuo Feng, you look to be about 15 or 16 years old, but your knowledge and wisdom are far from that of people of the same age. Even in our Kang Family