Beth is excited for her twelfth birthday, when she will receive her great-grandmother's heirloom necklace as a gift, but when the necklace goes missing, Beth must learn the secrets of her manor house in order to clear the name of her maid and friend, Shannon.

"The Great Depression is raging across America and even the Vandermeers have fallen on hard times. In an attempt to stay afloat, Kay and her parents have started living in the guest cottage and getting Vandermeer Manor ready for renters. Money starts coming in when a mysterious man purchases some family heirlooms, but questions are raised when it comes to light that the wealthy benefactor has knowingly paid more money for the heirlooms than they are...