Several years after his childhood friend, a violin prodigy, disappears on the eve of his first solo concert, an Englishman travels throughout Europe to find him.

In present day Montreal, a famous Nicolo Bussotti violin, known as "the red violin," is being auctioned off. During the auction, we flash back to the creation of the violin in 17th century Italy, and follow the violin as it makes its way through an 18th century Austrian monastery, a violinist in 19th century Oxford, China during the Cultural Revolution, and back to Montreal, where a collector tries to establish the identity and the secrets of "the red violin."

A married silkworm smuggler, Herve Joncour, in 19th Century France who travels to Japan to collect his clandestine cargo. While there he spots a beautiful Japanese woman, the concubine of a local baron, with whom he becomes obsessed. Without speaking the same language, they communicate through letters until war intervenes. Their unrequited love persists however, and Herve's wife Helene begins to suspect.