Dark Woods
Das Geheimnis des Totenwaldes (original)
In the summer of 1989, the sister of Hamburg's LKA chief Thomas Bethge disappears without a trace. For almost three decades, he investigates the mysterious criminal case, before he gets on the trail of a serial killer.
Starring Matthias Brandt, Silke Bodenbender, Karoline Schuch, August Wittgenstein, Nicholas Ofczarek, Jenny Schily, Hanno Koffler, Andreas Lust, Nadeshda Brennicke, Janina Fautz
It's a crime and drama show, and has a rating of 7.4 out of 10 from Imdb which is usually fine for this kind of show.
Watch it here
Not found streaming from Ireland.