The death of Louvre director has upset the police. The most famous French cryptologist cannot solve the mystery by herself. So, your teacher, who is specializing in symbolism, has sent you, his best students, to help her. He is arrested supposing he is the murder of museum’s director. You have 70 minutes to solve the mystery before the policeman understands your plan and drives you to the same depot with your teacher! A room full of traps and mystery!