Chapter 537: Alchemy Research Institute

"The old man cannot disclose that," the old man squinted his eyes. Certainly, places like secret realms have always been considered top secrets in the cultivation world, and the old man wouldn't easily divulge that information. Seeing Leo's apparent interest in this seed, the old man couldn't help but ask again, "Young man, how about exchanging this seed for a thousand Essence-Building Pills?" Leo thought for a moment, hesitated, and then extended five fingers, "Sir, I admit this seed is extraordinary, but since I don't even know what type of fruit it is, your asking price of a thousand Essence-Building Pills is a bit steep. In my opinion, I'd offer a maximum of five hundred Essence-Building Pills." In reality, considering the value of this Concentrating Spirit Tree seed, even two thousand Essence-Building Pills wouldn't be unreasonable. Leo haggled in this manner only to avoid raising suspicion from the old man. Upon hearing Leo's offer of five hundred Essence-Building Pills, th