It was precisely because he had considered this point that Hachiman had arranged for everyone to come here.
The goal was not to obtain the treasure, but to find it for the Onijima family and then collect the reward.
If they really found the treasure, the Onijima family would be willing to pay a reward. It was a plan that benefited both the Onijima family and their side without harming either.
"So, the treasure hunter from five years ago likely found the treasure, then murdered his companion with the goal of claiming it all for himself." Horikita had snapped out of her withdrawn state by then and spoke up.
"That was roughly what I meant." Hiyori nodded. "That was the conclusion I reached."
"The treasure hunter from five years ago should have found the treasure."
"But he also knew that the treasure belonged to the Onijima family. If it was discovered that he had moved it, he would definitely be hunted down."
"But the treasure was too tempting, so he still wanted to keep it all for himself. The way to do that was to cause unpleasant incidents on the island and eventually make the Onijima family abandon it."
"Then, he could simply move the treasure away," Hiyori said.
Following that line of reasoning, the other party's plan was indeed underway. Because of the disappearance five years ago, Onijima had revoked public access to the island, and it was currently only being used as an examination site for Advanced Nurturing High School.
"Although he could leave the island, he might still be found as long as he went outside." Ichinose spoke up. "So, can we now infer that the treasure hunter who killed his companion is actually still on the island?"
"That's what I think." Hiyori nodded.
Then she looked