Homi Bode

In the rebellious northern frontier province of colonial India, British Army Captain Scott, a young prince and the boy's governess escape by an obsolete train as they are relentlessly pursued by Muslim rebels intent on assassinating the prince.

Three criminals plan to break out of prison the day before their release in order to carry out a daring jewel robbery, intending to establish the perfect alibi by returning to jail afterwards. First however they must get out, a task made more difficult by a new, stricter prison officer.

A seasoned pilot is condemned for an error which causes a crash. The pilot later dies in a crash with similar circumstances and an examiner looks for scientific reasons for the crashes.

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.