Freelance journalist Yayoi Kunizuka joins Unit One as an investigation consultant to fill the gap left by Kei's suspension. As the investigation progresses, Unit One uncovers Karina Komiya's greatest secret. Guessing that Karina will be the next to be attacked, they rush to her gubernatorial debate at the Giga Arena.
By the time Division 3 arrived,
their underground casino was empty.
Als Einheit 3 vor Ort eintraf,
Cuando llegó la Unidad 3,
el casino subterráneo estaba vacío.
Le temps que l’Unité Trois arrive,
le sous-sol du casino était vide.
Quando è arrivata l'Unità Tre,
il casinò sotterraneo era vuoto.
Quando a Unidade 3 chegou,
o cassino clandestino estava vazio.