Nell Prentice inherits her godmother's bookshop in Alder Cove, complete with a tidal creek at the back door and an unpaid mortgage on the rare-book room. Her first week brings a body: the retired harbormaster, drowned in the creek, holding a leather-bound tide log. The sheriff says he slipped. Nell says somebody handed him a message. With the Tuesday book club and a teenager who lives for tide charts, Nell traces the log through harbor records and finds twelve pages cut out — all covering ...