Although Leon couldn't attend the group meeting due to his "food poisoning," he didn't waste the time. 

He wandered through the castle, hoping to trigger some special tasks exclusive to his "lone wolf" role.

The information card had mentioned that completing tasks would grant advantages. 

Leon was fighting alone. Even though he had the Black Sacred Stone, it was more like a hot potato—once discovered, he'd be out of the game. 

Especially in the later stages of the game, when everyone grew desperate, they would go to any lengths to search for the Black Sacred Stone.

Leon needed to build …