In the summer of 1649, a period of heightened judicial activity regarding witchcraft in Scotland, Marjorie Forrester became the subject of legal scrutiny in Haddington. On July 11, she was formally processed as part of a group of three individuals facing accusations. While the surviving records from the Haddington jurisdiction do not disclose the specific nature of the allegations brought against them or the parish in which she resided, her involvement was sufficient to necessitate a formal examination.
On the same date her case was documented, Marjorie provided a confession to the authorities. Despite the gravity of such a legal proceeding, the extant archive preserves no further details regarding a subsequent trial or the final outcome of her case. Marjorie remains a figure defined by this singular, intense intersection with the seventeenth-century Scottish legal system, leaving behind a record of her statement but little trace of the circumstances that led her there or the fate that followed her testimony.