Cowboy Angels (2006)

Paris, La Chapelle neighborhood in the 18th arrondissement. Eleven-year-old Pablo coldly puts up with his mother's messy life. Abandoned for the umpteenth time, he decides to set out to find his Spanish father. He hires Louis, a poker player who has met with hard times and to whom he has become mysteriously attached. But his father turns out to be just an illusion...