Matthieu is a young and talented black box analyst on a mission to solve the reason behind the deadly crash of a brand new aircraft. Yet, when the case is closed by authorities, Matthieu cannot help but sense there is something wrong with the evidence. As he listens to the tracks again, he starts detecting some seriously disturbing details. Could the tape have been modified? Going against his boss’ orders, Matthieu begins his own rogue investigation – an obsessional and dangerous quest for truth that will quickly threat far more than his career.—Canon y mus
There are two kinds of black boxes in modern planes: the FDR (Flight Data Recorder) which record instructions sent to the electronic systems on an aircraft and the CVR (Cockpit Voice Recorder) which records all audio in the flight deck, i.e. ambient noises and pilot discussions. The movie focuses the whole time on the CVR.