After Allie Larkin's Aunt Gully, owner of the Lazy Mermaid Lobster Shack, puts her friend's 27-pound pet lobster on display, it's kidnapped. Allie soon finds the lobster--on top of the dead body of the patriarch of the oldest family in Mystic Bay. It's up to Allie to solve this confounding crustacean puzzle. Original.inal.