玛雅人预言中国救世主

描述美国政府的细菌战实验室遭遇意外，一些足以令人致命的病毒从实验室的容器中流失，将实验室中几名科学家杀死。其中最厉害的一种病毒称为“撒旦病菌”，它能够杀死任何人，而这种病菌可能被一名疯子偷去了，于是当局想尽办法追踪捉拿这名疯子。。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.。