"Betsy Northrop is about to turn twelve years old and per her family's tradition, plans are underway for a magnificent birthday ball in her honor. Despite troubling times elsewhere, Betsy's family is thriving, thanks to the good choices of Betsy's mother, Beth. But then mishaps--both trivial and disastrous--start plaguing Chatswood Manor. Is someone determined to bring the family to ruin? Betsy vows to expose the culprit, but her home is one where secrets are easily hidden away. Will Betsy be able to uncover the truth and set things right?"--Jacket.

Ages 8-12.