Having been plagued for months by a sinister and disruptive supernatural presence in their new home Lord and Lady Donnington enlist the services of Madame Belvedere, the renowned medium and spiritualist. She assures them that she can rid them of their poltergeist during a séance, but she stipulates one strict rule to those gathered around the table. Once the exorcism begins the circle they have formed must not be broken - UNDER ANY CIRCUMSTANCES!!!