Emilie is a bright young workaholic manager in Human Resources, working for a huge French agro-food company. But, one day, one of the employees commits suicide at the company in front of her. While an investigation is underway, stuck between her traumatized colleagues and under pressure of a powerful hierarchy, she will have to get by on her own.

Achille, a handsome Parisian teen from a well-off family, falls victim to a violent attack. After being sent to the seaside for a holiday to get himself back on track, he meets Brian, an angry young man. Their showdown will reveal their true nature, and their struggle will give rise to a killer…