Actually enshrined in the constitution is the obligation to check out all the evidence both for and against a suspect which really makes personal animus against an individual prosecutor a bit of a nonsense. The prosecutor tells it as it is according to the evidence,
Remaining impartial
Unlike in the USA, where the defence is responsible for presenting all relevant evidence and the prosecutor is seen more as an opponent of the defendant, the public prosecutor in Germany must always act impartially – in other words, also take into account facts that could exonerate a defendant. The public prosecutor’s office is both an investigation and prosecution authority that definitely goes to work when there are any signs of a criminal offence. Here, within the framework of what is known as the right of instruction, it has a duty to report to and take instructions from the respective justice minister. This point is sometimes controversial – for example, compared with other EU countries, such as Italy, where public prosecutors are formally independent.
Impartially working for the good of the community: five facts about the job of public prosecutor.
www.deutschland.de