The lead actresses American namesake provided a voice-over for animated series JoJo's Circus. Coincidentally JoJo is her sisters unusual name in this series.
Even an entry level prosecutor in Sweden earns around $60,000 pa so should be able to afford a luxury car like a high-end BMW, irrespective of the wealth of the family.
The police station is actually the city library of Norrköping and the prosecutor department are the city hall.
The police cars and uniforms are not Swedish standard.