Koko, a rich and fascinating Japanese lady arrive in a small Italian village on the lake and shake all the people with his conduct. Giorgia, a young and chaste flower girl who live with her grim grandmother, destined to a religious life and to a marriage with a gross truck farmer, take a fancy to the beautiful Koko. Giorgia will get a sentimental education from Koko and she will start to understand what it means to be free and independent..