One turtle after another

Sixteen-year-old Aza might share a surname with the famous detective, but she had no plans to investigate the mysterious disappearance of a billionaire whose son she was friends with as a child. However, with a hundred thousand dollars at stake, her best friend Daisy can't wait for them to start the investigation together. Aza is really trying to do everything right, but at the same time, she's battling an endless spiral of her own thoughts that she can't control… From the bestselling author, inspired by his own experience with obsessive-compulsive disorder. Recommended for ages 13+