is a dense, multi-perspective visual novel released on September 15, 2022, by developer BA-KU. Written by Renya Setoguchi —known for the nihilistic masterpieces Swan Song and Carnival —it is a meticulously crafted "sound novel" that favors literary depth over traditional game mechanics. Atmosphere and Setting: The Living City

: 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 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.