Quin and Sophie are happily married but haven't been abroad since their honeymoon. When Quin is sent to Paris on business he finds the experience unsettling - and decides to look up an old flame.
Symphonie mixes fiction with reality. The author, Romain Schneid, tells the story of his own claustrophobia in front of the camera when, when he was 12 years old, hiding as a Jew during the German occupation, he could not leave a tiny apartment.
Yoko is upset when her father remarries and begins rebelling against her new stepmother. First, this is accomplished by promiscuity and partying but eventually her schemes take a much darker turn.