The postman always rings twice

Published in 1934, 'The Postman Always Rings Twice' tells the story of Frank Chambers, a drifter who stops at a rural California diner and begins an affair with Cora, the wife of the diner's owner, Nick Papadakis.

The novel follows their complex and violent relationship as they plot to murder Nick, leading to a series of tragic events.

The book is known for its explicit portrayal of adultery, homicide, and the moral ambiguity of its characters, which caused it to be banned in Boston and sparked significant controversy upon its release.

It is regarded as one of the most important crime novels of the 20th century and has been adapted into several films and other media.