: The town is ruled from the shadows by the YS mafia alliance . The narrative begins with a wedding that serves as a powder keg for the city’s brewing instability.

The novel utilizes a "zap" system, allowing players to jump between the perspectives of an expansive ensemble cast. This creates a mosaic of the town’s daily life, from mafia leaders and doctors to low-level criminals and social misfits.

The story is set in , a fictional, Hong Kong-inspired metropolitan labyrinth where the police hold no power and crime is the primary currency. The world-building is so immersive that reviewers often describe the city itself as the main character.

True to the "sound novel" genre, Black Sheep Town is entirely .

: Possess psychic abilities but suffer from severe physical malformations.

: The writing is notoriously realistic, dry, and pessimistic. It explores heavy themes like generational change, the "nature vs. nurture" of mutants, and the search for individual meaning in a nihilistic environment.