Le convoyeur (2004)

In France, the disturbed and mysterious Alexandre Demarre is hired as security guard for the Vigilante armored truck company earning 1,200 euros per month and lodges in a hotel nearby the company for 1,450 euros for a month. He becomes close to his colleagues, actually a group of losers, without motivation or perspective, paranoids, depressed and substances addicted men, and prepares a personal file with the profile of each one. Along the days, the real intentions of Alex in working at Vigilante are disclosed.