"Two Sides of the Abyss" is a six-part mini-series from RTL+ and Warner TV Series. It tells the story of police officer Luise Berg, whose daughter was murdered seven years ago.
The North Rhine-Westphalian city of Wuppertal serves as the backdrop for the complex storytelling. It is basically all about who is to blame for what and that even supposed evil can have a comprehensible motivation. Whether it's worth taking a look, you can read at Serienjunkies.de.