The jazz singer Sophie Kromberger is fired from the bar where she works in Germany. She receives a phone call from her father Paul Kromberger, who tells her that he saw a picture of the diva Caterina Fabiani in Internet and her resemblance with his deceased wife Evelyn is amazing. He tries to convince Sophie to go to New York to see Caterina at the Metropolitan, and when her boyfriend breaks with her, she decides to travel.
Sophie goes to Caterina's dressing room, where she meets her agent Philip and they have dinner together. Caterina is an introspective woman, but Sophie learns that Caterina's mother Rosa is interned with dementia in a nursing home. Sophie leaves the diner party and visits Rosa and when she shows the picture of her mother, Olga says "Evelyn". Sophie becomes more curious about the mystery of Caterina and has one night stand with Philip to meet the opera singer alone.
Little by little, families secrets are disclosed.