The Preparation Method

When Luke arrived at the appointed time to meet the four remaining members of the group, he soon realized that some things were not looking good.

"What happened? Did someone fail to find some ingredient?" He asked, noticing that everyone was quiet and head down. 

Nathalia took the lead on the situation. "Almost everyone got the items, but the Gold Crystal and the Heksa Monster brain fluid are scarce in town from the high demand."

"We didn't get anything?" Luke couldn't believe they went to all this trouble for nothing. 

Shiro, who was not wearing his armor at the moment, pulled three vials from his pants pocket. Inside these vials was a gelatinous liquid with a silvery color, much like mercury. "We were able to buy only these three jars in all the stores that Livia and I passed through. They were the last vials of Heksa Monster brain fluid..."