Nemo Schiffman

Troubled high school students Sofiane and Victor, make a pact with the voodoo god Obé, empowering them to investigate the disappearance of Sofiane's brother. They enlist the help of their classmate Luisa, a neophyte voodoo practitioner, and together they are drawn into a dark ordeal of self-discovery.

All begins in a rundown bar outside of Paris where a regular man realizes he has a winning lottery ticket only to be shot in a crime that needs to be quickly covered up. (imdb)