Jeckie Farnish is a level-headed young woman, unlike her spoiled younger sister, Rushie. When the sisters become involved with charming businessman Charles Mortimer, the resulting tragedy leads to a lust for revenge on Rushie's part. However, Jeckie knows that she can always turn to reliable Joe Bartle in times of need.

After discovering that she has only a short time left to live, concert pianist Lissa travels to Cornwall for the final fling of her life. While there, she falls in love with young mineral prospector Kit, a man whose dark secret prevents him from fighting in the War. Unbeknownst to Lissa, however, Kit's affections are also much in demand from a rival of hers.

An American junior diplomat in London rents a house from, and falls in love with, a woman suspected of murder.

Kate is secretary to Lord Flamborough. But she is also leader of a criminal gang. Can Mike Pemberton catch her red-handed?

Alan Burmister leaves Devon on a secret gun-running expedition immediately after his engagement to Mary Perrin is announced; he returns at Christmas to find himself accused of the murder of Ivor Connel, a moneylender. Mary's father had always hoped that his daughter would marry John Worrall, a rising barrister. Worrall is briefed for the defence, but when he loses the case and Alan is condemned to penal servitude for life, no one but the judge realises that he has not made use of the best piece of defence evidence...

The Four Men of the title are British WWI veterans who decide to work secretly against enemies of the country. They aren't above a bit of murder or sabotage to serve their ends, but they consider themselves to be true patriots.

Insurance agent-physician collects on policies of men murdered by a disfigured resident of the home for the blind where he acts as doctor-on-call.

A German submarine is sent to the Orkney Isles in 1917 to sink the British fleet.

George Bright is a props man in an ice ballet company, and a keen amateur photographer who accidentally snaps crooks at work. Comic complications ensue....

Andrew Manson, a young, idealistic, newly qualified Scottish doctor arrives in Wales takes his first job in a mining town, and begins to wonder at the persistent cough many of the miners have. When his attempts to prove its cause are thwarted, he moves to London. His new practice does badly. But when a friend shows him how to make a lucrative practice from rich hypochondriacs, it will take a great shock to show him what the truth of being a doctor really is.