Agatha Christie's 'Parker Pyne Investigates' introduces readers to a truly unique character, Mr. Parker Pyne, a retired civil servant who places an advertisement offering to solve people's unhappiness. Unlike traditional detectives who pursue criminals, Pyne delves into the complexities of human emotions, offering solutions to discontentment, boredom, and marital strife. His investigations are less about unraveling mysteries and more about guiding individuals towards happiness, whether through adventure, romance, or simply a change of perspective. The collection of short stories showcases Christie's versatility, moving beyond her famous murder mysteries to explore the intricate landscape of the human heart, demonstrating that unhappiness itself can be a puzzle to be solved.