Over 20 "Detective Fiction" Writing Prompts

At a prestigious private detective academy, students are assigned cold cases to solve as their final exam. One student uncovers new evidence in a case involving the unsolved murder of a famous author. Her investigation reveals that the victim’s stories were not as fictional as they seemed, and that the truth might involve the academy’s administration.

Fiction
Mystery & Crime
Detective Fiction

In an alternate reality where everyone has the ability to erase a single day in their life from everyone's memory once they turn 18, a detective specializing in "erased day" cases struggles to uncover the truth behind a high-profile politician's day of choice. As the investigation deepens, the detective uncovers a web of political intrigue and deception.

Fiction
Mystery & Crime
Detective Fiction

Write a story about a detective who is assigned a mundane case of a missing cat, only to discover it is linked to a series of elaborate burglaries in the wealthiest part of town.

Fiction
Mystery & Crime
Detective Fiction

Set in a dystopian future where memories can be bought and sold, a memory detective is tasked with recovering a stolen set of memories that could shift the balance of power in the city. As the detective delves deeper, he starts to suspect that his own memories might have been altered as part of the crime.

Fiction
Mystery & Crime
Detective Fiction

During the grand reopening of an old opera house, the leading actress goes missing right before her debut performance. A rookie detective, who was attending the show as a guest, is thrust into a case filled with theatrical rivalries, long-hidden secrets, and a haunting soundtrack that seems to predict the next moves of the perpetrator.

Fiction
Mystery & Crime
Detective Fiction

On the eve of a historical peace treaty signing, the chief negotiator goes missing. A detective with a background in espionage is called in to discretely investigate the disappearance amidst political turmoil. As they delve deeper, they uncover a web of covert operations and double agents, with each discovery leading dangerously closer to an international crisis.

Fiction
Mystery & Crime
Detective Fiction

A renowned crime novelist is found dead at a book signing, and the only clue is a page torn from their upcoming unpublished manuscript. An obsessive fan turned detective takes it upon themselves to piece together the story from the remaining chapters, believing the plot of the novel holds the key to unraveling the murder mystery.

Fiction
Mystery & Crime
Detective Fiction

Set in a small, seemingly peaceful town, write about a young detective faced with their first major case involving a local celebrity's murder during a town festival. As they investigate, they uncover the dark undercurrents of small-town politics and rivalries that run deeper than they ever imagined.

Fiction
Mystery & Crime
Detective Fiction

Create a tale set in the roaring 1920s about a private investigator haunted by their past, who takes on a seemingly straightforward case of espionage that turns out to be connected to their own mysterious heritage.

Fiction
Mystery & Crime
Detective Fiction

A detective specializing in unsolved cases returns to his small hometown to solve the only case that eluded him: the disappearance of his high school best friend twenty years ago. Each clue he uncovers dredges up old secrets the town buried long ago and some of his own.

Fiction
Mystery & Crime
Detective Fiction

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