Lady Letitia Wentworth is no match for her older sister, Lady Deidra Wentworth, either in beauty or popularity. Refusing to be the companion of her self-absorbed and conceited sister during an event at the family estate in Canterbury, she planned to lock herself in the library the whole week. It's there that she stumbles across her great aunt Gladys' letters, which hint at the mystery surrounding her death and the disappearance of the Canterbury jewels...