Marys sister Betty receives notice that she is being sued and that the Emerson Grist Mill, which has been in her late husband Edwards family for hundreds of year, actually belongs to the Hopkinses, who the Emersons have feuded with for generations. The mill used to be the center of commerce in Ivy Bay, and it has been a point of pride as well as financial gain for the Emersons for as long as anyone can remember. Betty is sure that the news cant be true, but Mary isnt so certain and sets out to unravel the mills forgotten history.
As Mary digs for clues about the mills ownership in the town archives, she hears rumors of a murder that started the family feud. Could it possibly be true? Could of Edwards ancestors have killed one of the Hopkinses over the old grist mill? As Mary learns more, she finds clues a mysterious ledger, an antique doll, a Revolutionary War uniform and an old family Bible that seems to indicate answers no one wants to believe. What really happened at the mill all of those year ago? And will Marys and Bettys lives ever be the same when they find out?