Jana Winter (Natalia Wörner) is given a note with coordinates that lead to a forested area. Curious, she sets out to investigate. Under a tree, the criminal officer finally finds a half-dug wooden box containing the remains of a young woman. A DNA ancestry search leads Jana Winter and her team (Ralph Herforth, Lisa Werlinder) to Denmark. With each new discovery, the mysterious case turns into a nerve-wracking drama.