The Hawthorne Legacy by BARNES JENNIFER LYNN

A DEADLY GAME. A PUZZLE TO SOLVE. A FORTUNE AT STAKE. One step forward. Avery thought that solving the riddle left by billionaire Tobias Hawthorne would reveal why he left her - a complete stranger - his entire fortune. Two steps back. But as the cryptic clues tale an unexpected twist and the handsome and enigmatic Hawthorne grandsons continue to pull her in different directions, Avery can't help but wonder who she can really trust and who is just looking out for themselves. What happens when the truth just hides more secrets? Soon Avery realizes this game is no longer just about money and power. Now she's playing for her life. 'Impossible to put down' Buzzfeed