King of the Mountain — M.K. Wren

When conservative millionaire A. C. King hosts his annual house party at his spacious mountain lodge, he has no idea it will be the last family reunion.

Yet the mellow autumn air is tension-filled with the presence of A. C.'s beautiful second wife, the constrained animosities of his two older sons, and the tippling of his flower-child daughter-in-law. But it is the unwelcome arrival of youngest son Lucas, with a ravishing black fiancee in tow, that is the true kiss of death.

Even Conan Flagg, an old family friend and private investigator, doesn't foresee the sudden tragedy that leaves the party diminished and vulnerable to a cunning killer, As a blizzard seals their isolation, Conan attempts to identify the murderer among them before he or she strikes again....