Eleven-year-old Lola is the older sister of Simon, her five-year-old brother who lives in his own world. By observing him, she notices how sensitive he is to small, subtle sounds. Together with her friend Rolih, she decides to build a sound machine to communicate with him.
This film is in French with English subtitles. A live narrator in the theater guides the audience through everything happening on screen. This film has Live Dubbing in Dutch. For viewers who want to hear the original language, headphones are available in the theater.