San Francisco magician Emma Passant is puzzled by her grandfather's cryptic will. He writes that she is to "take her place at the helm and turn the wheel on the legacy that I have kept hidden from her". As Emma ponders these elusive words, a friend of hers is fatally shot--by the same gun that was used to kill her grandfather. The mystery begins to come together, however, upon the disappearance of a model boat--the replica of a boat her grandfather...