In this week's show we put the spotlight on how French institutions work, particularly the role of prime minister. Stuck between an all-powerful president pulling the strings, a turbulent parliament trying to topple you and critical media holding you accountable, some have gone so far as to describe Matignon, the prime minister's residence, as a "hell". So is being PM the toughest job in France? FRANCE 24's Florence Villeminot has been finding out.