该剧讲述了一个家庭里发生在二战刚结束和当今时代的同志爱情故事，以一幅名为橘衫男子的油画作为引线展现了上世纪同志爱恋的艰难和现今同爱的坎坷。

　　Marple is asked by her lawyer, Christian Gilbranson, to visit his step-mother, Carrie Louise Serrocold, an old friend of Miss Marple's, at her country estate. Carrie's husband, Lewis, confides to Miss Marple that he suspects someone is slowly poisoning his wife, and when Gilbranson visits the mansion, he is mysteriously murdered.