1922 - When a family and their maid are all found dead on their farm in Germany, there are far more questions than answers. Unsolved to this day, learn about the Hinterkaifeck murders and the different theories surrounding the case.
Sources:
1) https://en.wikipedia.org/wiki/Hinterkaifeck_murders
2) https://medium.com/the-mystery-box/the-hinterkaifeck-murders-germanys-oldest-unsolved-massacre-17dea740e031
3) https://curiouscaseof.com/the-hinterkaifeck-murders/
4) https://www.mentalfloss.com/article/502044/chilling-story-hinterkaifeck-killings-germanys-most-famous-unsolved-crime
5) https://allthatsinteresting.com/hinterkaifeck-murders
