A storm, a manor house and many secrets... Nathalie and her friends get caught in a downpour during a weekend away and seek shelter in an old manor house. Wealthy Lady Gabrielle has also found refuge at Hannigan Hall - with the Green Giant, a staggeringly valuable diamond, in her luggage. But then it disappears ... and only one of the guests can be the thief! Nathalie sets out to find the culprit only to encounter invisible guests, secret hiding places - and a perfidious plan!

About the series: There was nothing in the will about this...

Cottages, English roses and rolling hills: that's Earlsraven. In the middle of it all: the 'Black Feather'. Not only does young Nathalie Ames unexpectedly inherit this cosy inn from her aunt, she also falls heir to her aunt's secret double life! She solved criminal cases together with her cook Louise, a former agent of the British Crown. And while Nathalie is still trying to warm up to the quirky villagers, she discovers that sleuthing runs in the family.