Chief Inspector Johannes Fischer has retired in the meantime. The last case he investigated together with his former boss Konstanze Satorius has been closed, but Fischer is still convinced that an innocent woman is in custody.
Spring 1995 - after the closure of the Needle Park and the public drug scene in Zurich, eleven-year-old Mia and her heroin addicted mother Sandrine are relocated to the countryside. While caring for her mother, Mia spends time with her imaginary friend and a gang of local teenage misfits. These friendships finally give her the strength to rebel and break free from her abusive mother.