[DeepL Translation - needs review] We must not find the murderer. That was the commandment imposed on us.
Rie, a ronin, and her father visit the island of Edanai, which belonged to her uncle.
Nine officials had gathered to open a resort facility on the island.
The morning after their inspection of the island, an employee of the real estate company was murdered, and a piece of paper with the Ten Commandments written on it was found on the ground.
"While on this island, do not attempt to learn...
