Fourteen-year-old Emma Keane is a master junior code breaker and amateur sleuth. Her younger brother Henry excels at explosive science experiments and is the current reigning yo-yo champion.
When their grandfather, a retired pet guru to the Stars, turned ghost tour purveyor disappears, they think he’s pulling a publicity stunt.
The stories about people disappearing in his crypt-like mansion or strange creatures lurking in the surrounding forest are too fantastical to be anything more than a marketing ploy. That is until their mother vanishes, too.