Herakles and the Sirens - S3.E3

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…