Nadia, the Narrator, is a school teacher in Bordeaux in the same school as her husband, Ange. They live their profession as apostolates and gain an authentic happiness. But for some time, the couple is the subject of a general, harassing and inexplicable vengeance by the students. Nobody wants to sit in the front row anymore; no one wants to hear the sounds of their voices; the children seem to be afraid of them... Nadia tries to understand the nature of this strange conspiracy through the movement of the story.