The busy summer tourist season is winding down in Busman's Harbor, Maine, but Julia Swden senses trouble simmering for the Swden Family Clambake Company. Shifty David Thwing the Mussel King of upscale seafood restaurants is sniffing around town for a new location. But serving iffy clams turns out to be the least of his troubles. When Thwing is found sleeping with the fishes beneath a local lobsterman's boat, the police quickly finger Julia's brother-in-law, Sonny, as the one who cooked up the crime. Sure, everyone kws Sonny despised the Mussel King but Julia believes he's incent. Proving it won't be easy, though. It seems there's a lot more than murder on the menu, and Julia needs to act fast. Includes traditional Maine clambake recipes!