Jane Jeffry and her friend Shelley Nowack could kill plastic plants. But their scheme to improve themselves fails when the celebrated botanist slated to teach a class at the local Community Center is mysteriously beaten into a coma.

In 1932, siblings and socialite sleuths Lily and Robert Brewster rent out their Grace & Favor Cottage to a mysterious stranger for a secret meeting, and become caught up in the kidnapping of a local boy and the murder of one of their mystery guests.