- Crime,Victim's occupation,Motive Embezzlement,Banker,Greed
- Setting,Time period,Atmosphere London,1940s,Foggy
- Detective,Trait 1,Trait 2,Trait 3 Arthur Wellingford,Analytical,Eccentric,Loyal
- Suspects,Occupation,Motive,Crime connection Emily Blackthorn,Socialite,Jealousy,Ex-lover Reginald Montague,Accountant,Revenge,Fired employee Penelope Ashton,Art dealer,Debt,Business partner
- Supporting characters,Role Clara Wellingford,Sister Inspector Pembroke,Police liaison Dr. Samuel Everett,Forensic expert
- Subplots,Conflict Family secret,Hidden inheritance Forbidden love,Class divide
- Plot twists,Impact False accusation,Detective's doubt Unexpected ally,Reveals truth

"Write a gripping mystery novel featuring a crime of {crime_type} committed against a {victim_occupation}, with {motive} as the driving force. Set the story in {location} during the {time_period}, and create an atmosphere of {atmosphere}. Introduce {detective_name}, a detective with the traits {detective_trait1}, {detective_trait2}, and {detective_trait3}. Include the following suspects: {suspect1_name}, a {suspect1_occupation} with a motive of {suspect1_motive} and connection to the crime as {suspect1_connection}; {suspect2_name}, a {suspect2_occupation} with a motive of {suspect2_motive} and connection to the crime as {suspect2_connection}; and {suspect3_name}, a {suspect3_occupation} with a motive of {suspect3_motive} and connection to the crime as {suspect3_connection}. Introduce supporting characters {supporting_character1_name}, a {supporting_character1_role}; {supporting_character2_name}, a {supporting_character2_role}; and {supporting_character3_name}, a {supporting_character3_role}. Include subplots involving {subplot1_type} with conflict {subplot1_conflict} and {subplot2_type} with conflict {subplot2_conflict}. Finally, incorporate plot twists of {twist1_type} with impact {twist1_impact} and {twist2_type} with impact {twist2_impact}."