Kouzou Yamakawa, the president of the Loan and Savings Company, was found dead inside his mansion. A detective and his assistant arrive at the scene for further investigation. The player must resolve the mystery of a murder by searching for clues, interacting with characters, and solving item-based puzzles.

Kouzou Yamakawa, the president of the Loan and Savings Company, was found dead inside his mansion. A detective and his assistant arrive at the scene for further investigation. The player must resolve the mystery of a murder by searching for clues, interacting with characters, and solving item-based puzzles.