The Mystery of Cultural Relics (Mystery Box Series)

After the exhibition, the precious artefacts of the wealthy businessman Daniel disappear. He commissions the detective Charlie to help him find them. Charlie and his assistant Grace begin a difficult investigation. They find a suspicious painting in an underground art trading place, and trace it back to the art thief Ezra. During the chase, they encounter threats from Ezra and his accomplices, but never give up. Finally, they find more clues in an underground chamber in an abandoned factory...