The # 1 Belgian video gamer dies on stage, in the middle of a big tournament, following the explosion of his controller. Unit 42 will dive into the world of e-sports and discover the backstage of this sport is full of conflict, dreams, cheats and lusts. A difficult investigation for the unit 42 boss, as the victim turns out to be his nephew. All the sportsman's relatives are suspected, teammates, from the sponsor to the most virulent fans. Unit 42 will realize that if the victim was not as friendly as she looked, her talent drove her sworn nemesis, who wanted to get on the first step of the podium.

A young General Manager is found dead in the sauna of a company manufacturing smart objects. While the crime was committed from a distance, Unit 42 must unravel the mysteries of a company where frantic competition and the cult of secrecy are the norm. Trade unionists, employees, financiers in the workplace, everyone seemed to blame the GM, an authoritarian woman who led everyone to the stick, even her companion, who in order to free himself from her grip has had to commit the irreparable.

Returning to her home village for the burial of a family friend, Billie realizes that he did not die during a work accident, but that it is a murder operated through a hacking. Supported by local police, Sam and Billie will unearth a heavy family secret. At the same time as the investigation, a personal introspection starts for Billie. Plunging into the workings of this murder will be synonymous to her personal confrontations, settling of accounts and finally reconciliation. Because everything will be confused until the climax when the main suspect will be known.