Disillusioned with modern society, Igasa Ukira, a cigarette addict, lives his days in a haze of lethargy. Complaints about secondhand smoke, rising cigarette prices, disappearing smoking areas, and the relentless anti-smoking trend... What was once considered cool has now become the target of society's growing hostility toward smokers. Feeling increasingly suffocated under that piercing gaze, Ukira one day finds himself suddenly summoned to another world—by a demon.