The story of Miss Violet Hunter - who seeks advice from Sherlock Holmes as to whether she should accept a position as governess to Edward, son of Jethro Rucastle. Worried about the conditions he has stipulated, the great detective is faced with one of the most sinister puzzles of his career. Co-starring Joss Ackland (The Hunt For Red October, Lethal Weapon II) and introducing Natasha Richardson.