Diane is married to Julien, an architect. The two met in Czechoslovakia before marrying and moving to France. Julien becomes extremely jealous when he suspects Diane of having a lesbian affair with a ballet dancer. His incessant questions and insane jealousy make Diane resentful to the point she considers pushing him off a cliff.
The film tells the exciting life of the great Czech composer Leos Janácek (1854-1928), also known by the thick silver hair that crowned his head and his strong character, which could overcome the adversities of fate.