Foreshadowing is an important tool for creating suspense and setting the scene for the story arc of your novel. Read the 8 laws of foreshadowing.
Detective under a streetlamp
Humphrey Bogart as Sam Spade in 'The Maltese Falcon' Directed by John Huston. Screenplay by John Huston. Based on the book of the same name by Dashiell Hammett.
Gene Tierney and Mark McPherson in Laura (Otto Preminger,