In 1989, as she was preparing to divorce her husband, Birgit Meier vanished from her home in L\xfcneburg, Germany. Detectives began to focus on the neighbor\u2019s gardener, a man with a violent past and a secret room filled with instruments of torture and kidnapping. The Netflix German import \u201cDig Deeper: The Disappearance of Birgit Meier\u201d follows a group of experts as they attempt to do what police have refused to - name the killer and find Birgit's body.