A rich woman who uses meditation to deal with pain is visited by her niece who returns from Paris. The woman can be a handful and one of her employees suggests to her husband that he kill her freeing them both. When an affair starts between the husband and the niece murder becomes a real possibility. However some people won't stay dead.
The story evolves around a radio panel game show "Twenty Questions." The panel is challenged with an anonymous question. The answer leads to a series of murders in which the killer uses the programme to name his victims in advance. Two reporters spot a link between them and enlist the aid of the panel in trapping the guilty party.