C137 Tongue Trenches!

"The first problem is Xingluo stone, although we have money, but with so many Xingluo stone, it is still a little difficult for us, so we want to know if we can use purple crystal coin as a substitute for Xingluo stone."

The moment Huo Long opened his mouth, the target had already become obvious.

"Of course you can, but you have to pay according to the price of the Xingluo stone in the academy