"Meitantei Conan Keisatsu Gakkō Hen Wild Police Story" is a spin-off manga series set in the "Detective Conan" universe, focusing on the backstory of key police characters from the main series. The narrative centers on the lives of Furuya Rei (also known as Amuro Tooru), Morofushi Hiromitsu (also known as Scotch), and Date Wataru during their time at the Metropolitan Police Academy. The story explores their training, camaraderie, and the events that shape their paths into becoming pivotal figures in law enforcement and beyond.

The plot delves into the rigorous training and challenges faced by the cadets at the police academy, highlighting their growth as individuals and professionals. Furuya Rei, a central character, is portrayed as a highly skilled and determined cadet with a sharp intellect and a mysterious past. His interactions with Morofushi Hiromitsu, a fellow cadet with a calm and composed demeanor, form a significant part of the narrative. Their friendship and mutual respect are tested as they navigate the complexities of their training and personal struggles.

Date Wataru, another key character, serves as a mentor figure to the younger cadets. His experience and wisdom provide guidance and support, shaping the future of the academy's recruits. The series also introduces other cadets and instructors, each contributing to the dynamic and competitive environment of the academy.

As the story progresses, it reveals the underlying tensions and secrets that some characters carry, particularly Furuya Rei, whose true allegiance and motivations are gradually unveiled. The narrative intertwines their academy days with flashbacks and foreshadowing, connecting their past experiences to their roles in the main "Detective Conan" series. Themes of loyalty, duty, and the moral complexities of law enforcement are explored, providing depth to the characters and their development.

The manga offers a detailed look into the formative years of these characters, shedding light on their personalities, relationships, and the events that lead them to their eventual roles in the broader "Detective Conan" storyline. It serves as a prequel, enriching the understanding of their backgrounds and the choices they make in the main series.