On the evening of December 27, 1945, four lifelong friends (Marla, Bob, Archibald, and Paul) gather for cocktails at the home of their friend and colleague, Clive, who is mourning the recent suicide of his wife. After coercing them into an impromptu seance, the group connects with a supernatural presence, discovers that they do not know each other as well as they believed, and are confronted with an unexpected guest, Hildegard Baumann, who may or... [more] On the evening of December 27, 1945, four lifelong friends (Marla, Bob, Archibald, and Paul) gather for cocktails at the home of their friend and colleague, Clive, who is mourning the recent suicide of his wife. After coercing them into an impromptu seance, the group connects with a supernatural presence, discovers that they do not know each other as well as they believed, and are confronted with an unexpected guest, Hildegard Baumann, who may or may not be hiding a secret of her own. [less]