Charming Hélène, tormented by her lover's secrets and deceptions, flees Paris to deserted winter Venice. To the best place for healing emotional wounds, for peace and joyful impressions. She gives French lessons, meets the extravagant inhabitants of luxurious gloomy palazzos, and begins dangerous and romantic relationships. Her new lover, a famous reporter, becomes an accidental witness to a murder. Now their cloudless life in the immortal city, poetic walks along the canals to the music of Vivaldi and Mozart are threatened by disaster...