footprints went TO the farm, never away. nobody's explained that in 100 yrs

Been down the Hinterkaifeck hole for weeks now and one detail still wont leave me alone. This is the Bavarian farm near Gröbern, March 1922, six people beaten to death with a mattock. Whole family plus the maid who'd literally shown up the day before. Old man Gruber told neighbors he found tracks in……