Did the Brobergs' trust in their neighbor reveal societal flaws?

Notorious True Crime Kidnappings
Abducted in Plain Sight (2017)
Abducted in Plain Sight
TV
Notorious True Crime Kidnappings poll options
Notorious True Crime Kidnappings
Abducted in Plain Sight (2017)
Abducted in Plain Sight
- Yes, it shows naivety
- No, it was an isolated case
- Partially, but more complex
- Not sure, need more info