An annual conference at the iconic Grand Hotel on Mackinac Island turns tragic when Vince Walker, a preeminent automotive consultant, witnesses a brutal murder-only to realize the victim was a close friend. While on the run after being framed for the killing, he must uncover a conspiracy of corporate embezzlement and systematic killings to save his own life as well as hundreds of others.
With time running out and new threats to his family, Vince and his wife must work together to search for answers-a task made more difficult by their already stressed relationship. Can they put their differences aside and save their lives and their marriage?

The Grand Secret is a vivid portrayal depicting how greed and corporate politics can lead people to do the unimaginable.