In the late summer of 1649, Bessie Johnstone, a resident of Humbie in Haddington, became caught within the machinery of the Scottish judicial system during a period of heightened intensity regarding witchcraft prosecutions. Her case was not an isolated incident; records indicate that she was part of a larger cluster of judicial activity in her parish, where five other individuals from the same locality were simultaneously recorded in the legal archives. On August 15, 1649, Bessie provided a confession, a document that served as the primary instrument for the legal proceedings that followed the next day.
Following this confession, her case moved forward under the official classification C/EGD/1619. By August 16, 1649, the judicial process had progressed to the point of trial, catalogued under reference T/JO/126. While the specific nature of the accusations brought against Bessie remains absent from the surviving documentation, the archival trail confirms her involvement in these proceedings alongside her fellow parishioners, marking her place within the broader historical record of the 17th-century East Lothian witch trials.