Carola Dunn. With teen cousins visiting, Daisy decides to take her step-daughter Belinda and her twins for an outing. Of course, Nanny Gilpin comes along to mind the twins.
When Nanny leaves the twins with her assistant and mysteriously starts following another Nanny, the teens follow along. They briefly lose sight of her as they track her on the grounds of the Crystal Palace. But when they spot her again, Nanny Gilpin is floating in a fountain and they pull her out to save her life.
In the meantime Daisy heads to the ladies room and stumbles across a body, also dressed as a Nanny. Fortunately for her, ex-detective sergeant Tom Tring is with them on the excursion and immediately notifies the police.
When the police discover the Nanny found dead was a man, Daisy
Frustrated Daisy enlists the aid of her friend Sakari Prasad to pursue their own investigation. Daisy has a vague feeling she knows the victim, but can't place how she knows him. Enlisting her aristocratic contacts she starts to track down an unsavory story about the victim.
Another excellent adventure for Daisy and friends.