Filmen udspiller sig i Polen og i Frankrig og handler om to kvinder, der begge hedder Veronika. De er født samtidig, har samme interesser og vaner, er begge forelskede, ser ens ud. Den polske Weronika har en underlig følelse af ikke at være alene, og den franske Véronique føler en uforklarlig sorg. Langsomt går Weronika over i Véronique, som efterhånden kommer til erkendelsen af, at livet har dybere dimensioner, end hun havde troet.
Wakana Sakai was involved in music, but gave it up one day. Konatsu Miyamoto loves singing and can't be torn from it. Sawa Okita would do anything for her closest friends. They laugh, they fight, they worry, they love... Through their very ordinary lives, little by little the girls learn to move forward. Sometimes they feel as if they can't go on alone, but as long as they have their friends, they believe they'll make it someday. Wakana, Konatsu, Sawa, and the music they make in their ensemble weave a tiny but dazzling story of the power of music.
Kashi Kota, a third-year student at Hanayama High School, has spent his entire high school life trying to “stay out of sight, out of mind,” but after losing a game of “rock-paper-scissors”, he is forced to become a member of the choir competition committee.
