Miss Zukas and the Island Murders (Miss Zukas Mysteries)
by Jo Dereske
Category: Bellehaven (Wash. : Imaginary place)

Twenty years after her high school graduation, an anonymous letter urges Helma to organize a class reunion. Unfortunately, someone is sabataging her well-laid plans, and soon the old classmates find themselves stranded on a fogbound island with a murderer in their midst.