Saturday, 2 p.m. When Mathis wakes up in his car, he doesn't understand a thing. What is he doing there? Little by little, a few hazy memories creep into the memory of the third year secondary teacher. A drink the day before. The stranger who offered him a drink. Would he have been drugged? Back home, he finds his wallet in the mailbox. The content seems intact, but it was accompanied by a note: Let's go. Mathis understands that someone, somewhere, knows everything about his private life. All. An explicit video in which he stars has been stolen from his computer and will be distributed to all his contacts, including his students, if he does not accept the conditions of an odious blackmail. And that's just the tip of the iceberg ...