When Sluggo is found dead, Robbie, the outsider, is charged with the crime.

But when Hollis and Sam head to Shellpile to investigate, they find plenty of local suspects to chose from, including Sluggo's fellow watermen and his three ex-wives.

And behind the Shellpile Islanders' wall of stony silence, there are bigger secrets than who murdered Sluggo Fotney. Secrets that could land Hollis into deep, dark waters, even with the help of a special guest ghost, a long dead pirate who knows all the island's secrets.