Katarina is 20 years old. With a troubled past in a dreary suburb, her life seems to be already set in stone - until she discovers music. Everything changes when she hears a performance of Mozart's Requiem at the Gothenburg Concert Hall that sends her reeling and opens up a beautiful new world. She feels that she has to change her life and get as far away from her ugly reality as possible. But the path she has to follow proves a treacherous one, filled with lies, betrayal and a dangerous liaison with the married conductor Adam. Yet Katarina is ready to do anything to gain her new identity.