Philip pointed at Chi-Woo’s charred club. Chi-Woo raised it and thought. ‘Offer this ghost-busting club as a sacrifice? But this is from my mentor.’

‘No,’ Chi-Woo answered firmly. There was no need for him to even consider it. ‘It can be anything else but this club.’ Chi-Woo would be willing to offer most things, but he couldn’t give up this club no matter how great a piece of equipment came out from the fire pit. This club was a natural treasure that had been handed down from one generation to the next for at least a thousand years. It wasn’t something that he could give away for an exchange.

—Ah, why?

‘No, stop insisting. I already told you that I won’t.’

And because Chi-Woo refused so firmly, Philip backed off temporarily. Chi-Woo snorted but soon turned to Abis when she spoke up.

“Huh? Didn’t the magic circle become dimmer?”

It was as she said. The red light emitted seemed to have lost half of its brilliance right after he used the fire pit.

“What if we can’t use the fire pit anymore when all the light goes out?” Dulia asked. She had a point. Samigina might have created the magic circle on the ground to receive authority to use the firepit’s exchange system. It appeared that they couldn’t use the fire pit without limit.

“It seems it consumes more energy the higher the cost of exchange,” Chi-Woo said and turned around. “I think everyone should have a go before the magic circle loses all its energy. Then…” There were two people who still hadn’t used the fire pit even once yet: Emmanuel and Yunael—three if they included...