McGriff and Albaby are probably doing the worst law enforcement job in the world - they are plain clothes U.S. military policemen on duty in war-time Saigon. However, their job becomes even harder when they start investigating the serial killings of local prostitutes. Their prime suspect is high ranking U.S. Army officer which brings their lives in danger.

Each evening, four men – a doctor, a journalist, a professor and a merchant – meet up in a deserted bar to play cards. As they play, the bar’s owner, her downtrodden barman (nicknamed “le paltoquet”) and a strange woman in white watch from a distance. One night, the card game is disturbed when a police inspector suddenly appears and declares that a dead body has been found nearby. Certain that one of the four men is the murderer, the inspector starts his investigation. All the evidence suggests that the doctor did the deed, but we soon learn that nothing is quite what it seems…

A lawyer hires a call girl after learning his wife has invited her lover to move in; the husband and wife separate and the two new couples live side-by-side without issue - until an ex-boyfriend shows up and things start to go wrong.

Jules, a young Parisian postman, secretly records a concert performance given by the opera singer Cynthia Hawkins, whom he idolises. The following day, Jules runs into a woman who is being pursued by armed thugs. Before she is killed, the woman slips an audio cassette into his mail bag...