Avery Grambs has a plan for a better future: Survive high school, win a scholarship, and get out. But her fortunes change in an instant when billionaire Tobias Hawthorne dies and leaves Avery virtually his entire fortune. The catch? Avery has no idea why - or even who Tobias Hawthorne is. To receive her inheritance, Avery must move into sprawling, secret passage-filled Hawthorne House, where every room bears the old man's touch - and his love of puzzles, riddles, and codes.

50 Milliarden Dollar – Eine unbekannte Erbin – Vier mörderische Nachkommen. Avery Grambs hat einen Plan: Highschool überleben, Stipendium abgreifen und dann – nichts wie raus hier. Doch all das ist Geschichte, als der Multimilliardär Tobias Hawthorne stirbt und Avery fast sein gesamtes Vermögen hinterlässt. Der Haken daran? Avery hat keine Ahnung, wer der Mann war. Um ihr Erbe anzutreten, muss Avery in das gigantische Hawthorne House einziehen, wo jeder Raum von der Liebe des alten Mannes zu Rätseln und Geheimnissen zeugt.

In a peaceful retirement village, four unlikely friends meet weekly in the Jigsaw Room to discuss unsolved crimes; together, they call themselves the Thursday Murder Club. When a local developer is found dead with a mysterious photograph left next to the body, the Thursday Murder Club suddenly find themselves in the middle of their first live case.

Before he led Ravka’s Second Army, before he created the Fold, and long before he became the Darkling, he was just a lonely boy burdened by an extraordinary power. Eryk and his mother, Lena, have spent their lives on the run. But they will never find a safe haven. They are not only Grisha—they are the deadliest and rarest of their kind.

Thanks to a DNA test, Avery knows that she’s not a Hawthorne by blood, but clues pile up hinting at a deeper connection to the family than she had ever imagined. As the mystery grows and the plot thickens, Grayson and Jameson, two of the enigmatic and magnetic Hawthorne grandsons, continue to pull Avery in different directions. And there are threats lurking around every corner, as adversaries emerge who will stop at nothing to see Avery out of the picture - by any means necessary.