An upper-crust family dinner is interrupted by a police inspector who brings news that a girl known to everyone present has died in suspicious circumstances. It seems that any or all of them could have had a hand in her death. But who is the mysterious Inspector and what can he want of them?
When Celia Crowson is called up for war service, she hopes for a glamorous job in one of the services, but as a single girl, she is directed into a factory making aircraft parts. Here she meets other girls from all different walks of life and begins a relationship with a young airman.
Londoner Harry Fabian is a second-rate con man looking for an angle. After years of putting up with Harry's schemes, his girlfriend, Mary, becomes fed up when he taps her for yet another loan.
The fisherman from a Cornish village have a friendly rivalry with the fishermen (and one formidable woman) from a French port. Then war comes and they must all rethink their petty differences.