After meeting Karina Komiya face-to-face, Arata senses something unfathomable from her, but can't find a clue to the case. Then Lee Aki, the secretary of her opponent, Kosuke "Heracles" Yakushiji, is murdered. Unit One decides to split up to investigate both the attackers and their victims, but...
If the investigation requires it,
I'll have to.
Wenn die Ermittlung es erfordert,
muss ich es tun.
Si la investigación lo requiere, lo haré.
Si la investigación
lo requiere, debo hacerlo.
Si l’enquête le nécessite,
je dois le faire.
Devo farlo se l'indagine lo richiede.
Se a investigação precisar, terei de usar.