Sabrina is about to marry Younes, a marriage that means everything to her mother and grandmother. But on the eve of this commitment, Sabrina backs out.

An afternoon in a city. Playing basketball, a group of boys wonder about the relationship between men and women, about virility and seduction. In a building nearby, five girls will meet and wonder about the world and the relationship of tomorrow.

Since 2014, France's restorative justice programmes have offered a safe space for supervised dialogue between offenders and victims. Grégoire, Nawelle, and Sabine, victims of heists and violent robberies, agree to join one of these discussion groups alongside offenders Nassim, Issa, and Thomas, all convicted of violent robberies. Meanwhile Chloé, a victim of childhood sexual abuse, prepares for dialogue with her own agressor after learning he has moved back into town.

Nora, 26, is a graduate and still lives with her parents. While Nora has no field experience, she finds herself in charge of a 19-year-old boy, accused of having murdered a girl from his residence. From her first police custody to the follow-up of the instruction, Nora discovers the cruelty of the world around her, in her intimate and professional life. Soon, carried away by the frenzy of her new life, she multiplies the errors.

Forced out of his elite unit, a troubled cop launches his own rogue investigation when mysterious killings claim the lives of his former colleagues.