Its core premise centers on nine strangers kidnapped into deadly escape-room Nonary Games orchestrated by the enigmatic Zero, with branching narratives built around puzzles, trust/betrayal mechanics like the Prisoner's Dilemma, and time-travel sci-fi twists. The cast includes protagonist Junpei Tenmyouji and his childhood friend Akane Kurashiki (June), whose heterosexual romance arc drives key emotional beats, alongside supporting characters like the muscular Seven, the curvaceous Lotus, and others whose designs and roles align with traditional anime visual novel conventions without any gender, race, or sexuality alterations to established figures. The title maintains a strict focus on mystery, moral dilemmas, and pseudo-science themes drawn directly from its Japanese source material, with no LGBTQ+ representation, nonbinary characters, pronoun customization, or queer romance systems present.

Heterosexual romance elements remain organic to the 2009-2012 originals, and Japanese developer Spike Chunsoft introduces zero activist statements, consultancy involvement, or localization censorship for identity politics. This results in a clean entertainment experience unburdened by ideological messaging or forced casting changes.