Susan's () husband is stranded at the University of Montreal to write novels, leaving her alone in Paris with her seven-year-old son, Simon, a brilliant theatre professor and puppeteer who is busy preparing an adaptation. From the Chinese Yuan Opera drama "A Wife and Boil a Sea Man", and acted as the voice of the character in the play.
Busy with work and chores every day, Susan, who is even more worried about herself, has no choice but to ask Song Fang, a Chinese film student in Paris, to be her nanny.
One day, Simon found a single red balloon that was ignored. Simon dragged her through the streets and alleys of downtown Paris. The red balloons also floated and wandered with their footsteps. The red balloons that appeared and disappeared sometimes seemed to have life. Song Fang took out the camera, and took Simon and the red balloon as the protagonists, and shot a movie in a movie.
In a blink of an eye, Louise will graduate from high school, and Susan hopes that she will go back to Paris to apply for a university and renovate her parents' first-class old apartment for her to move in, but she can't ask someone downstairs whose husband has not paid the rent for a long time to move in. go. In the midst of these trivial matters and joys and sorrows, the red balloons stopped occasionally, and the elongated shadows were projected on every corner of the city street. Sometimes I come to the window of Susan's house, sometimes drifting across the Seine, Notre Dame, Musée d'Orsay, Montmartre.
Finally, slowly fly to the sky.
