Victoire Bonnot is a senior educational counsellor in a provincial high school. She practices her profession with passion, enthusiasm and... determination. She applies her unusual methods to ensure that school life runs smoothly and doesn't hesitate to shake up the slightest obstacle in her path that might prevent her from achieving the goal she has set herself: helping others. Her strong character and humour are both her best assets and her worst faults. To solve students' problems, correct an injustice or simply take part in a class council, Victoire Bonnot is ready for anything and lets nothing go by.

A new student, Nathan Martins, is coming to the school. The teenager is quite mysterious, lonely and intriguing Victoire Bonnot, the senior education counselor. She soon suspects Nathan's father, Raphaël Martins, of beating his son. Victoire decides to notify the social services but, at the same time, tries to understand the relationship between father and son... The truth suddenly appears to her, very different from what she had imagined... But, Victoire also has her own torments... She is going to be the victim of a raven which gives rise to a rumour that she is responsible for the suicide of a student in her former school...