Stranded in a sleepy village after a car accident, Lord Peter quickly stumbles upon a decades-old case of stolen emeralds, unidentifiable corpses, and coded messages.

A professor of astronomy helping on a missile development program. An old friend of his is a Russian chess champion. The Russian is working with shady businessman Marek and they plan to kidnap the professor and make it look as though he has defected to the Soviet Union.

When the Dutch resistance brings in Carla Van Oven to spy on the Nazis, Col. Pieter Deventer initially suspects she could be a double agent. Van Oven eventually convinces Deventer of her character, and when she is sent into occupied territory, she joins up with a rebel leader known as "The Scarf". As the resistance endures severe losses and their missions fail, Deventer starts to wonder whose side Van Oven is fighting on.

Hugo Buckton seems to have it all: He is apparently rich and has a beautiful wife and a doting son. In actuality, though, Hugo is having money problems and is paranoid that his wife is cheating on him. After a boozy night at a party, Hugo hits and kills a woman with his car -- and at his friends' urging, keeps driving. When Hugo starts receiving letters from someone who knows about the accident, he begins to suspect that he has been set up.

Jim Dixon feels anything but lucky. At the university he has to do the bidding of absent-minded and boring Professor Welch to have any hope of keeping his job. Worse, he has managed to get entangled with unexciting but neurotic Margaret Peel, a friend of the Professor's. All-in-all, the pub is the only friendly place to be. His misery is completed at a dreadful weekend gathering of the Welch clan by the arrival of son Bertrand. Not so much that Betrand is loud-mouthed and boorish - which he is - but that he has as companion Christine Callaghan, the sort of marvellous and unattainable woman Jim can only dream about.

Naive Stanley Windrush looks for a career in a family business. Much to his dismay, he finds work at a munitions factory where he has to start from the bottom, while both the management and the labor union use him as a tool in their fight for power.

On the eve of World War II, zany heiress Amanda Kelly travels by train to Switzerland. While passing through Germany, she meets a sweet elderly lady, who suddenly vanishes. Distraught, she questions her fellow passengers who claim that the woman was never there. Unsure if it's all in her mind or if there's a more sinister plot afoot, Amanda teams up with photographer Robert Condon to discover the truth.