All archaeologist Maggie O'Brien wants to do this summer is enjoy some sun, sand, and more than a few margaritas. Dreams of a tropical beach are dashed with a phone call from her hometown, a place she has managed to avoid for the better part of fifteen years. Arbor Mill, located near the shores of Lake Michigan, is proud of its quirky residents and up-to-the-minute grapevine gossip. But is it ready for the revelations of its darker history? When Maggie finds the diary of one of the town's founding members, strange things begin to happen. What secrets does the diary hold? Why would someone commit murder to keep those secrets? As some of them become public knowledge, the suspect list grows and soon Maggie has to decide who she can, and cannot, trust including the man who broke her heart fifteen years ago.