“This is a mana stone.” Barnas then takes out a small clear stone just like a marble and it is colored blue. “The size is small but don’t look down on it because this small stone cost about 100 gold coins in the market. It is to be noted that one gold coin is enough to feed a family of three for a month in a town.” Hearing Barnas's explanation, I am surprised as the small mana stone is actually so expensive. When I looked at the mana stone, I couldn’t feel anything from it as I have explained earlier, I have no mana on my body. “What’s other uses of the mana stone aside from activating the teleportation circle?” “There’s a lot of things you can do. However, they are mainly used to activate the magic circle due to the enormous energy stored within them. Just like teleportation circle,