When Anna Maria's father, a famous violin maker, dies, she is sent to live in the Pieta, an orphanage in Venice. Though she misses her father, she knows he will always be with her, as long as she has the beautiful violin he crafted for her.
Luckily, the Pieta is not just an orphanage -- it's also a renowned music school whose teacher is none other than composer Antonio Vivaldi. When Anna Maria becomes his star pupil, another orphan's jealousy leads her to throw Anna Maria's precious violin into the canals. With help from her beloved teacher and new friends, Anna Maria searches Venice's bridges, streets, and canals, but it seems hopeless. Will Anna Maria ever find her father's violin?