C567 Acting cool and smacking the face

"The Purple Yin Vine grew in a place with cold Yin energy. It is one of the main ingredients for the Mysterious Breaking Pill, just like the Mysterious Black Sun Grass …"

Long Bufan rubbed his nose and started to talk non-stop, causing the three alchemists to be surprised. Could it be another coincidence?

"I'll test you too." The other pill refiner with a square face harrumphed