Gokudo Parasites

To compensate for a staff deficit, the Organized Crime team assigns Mai Shintani, a young policewoman, to the role. During her induction, she comes face-to-face with Shougo Mikuro, the infamous leader of the Tatsugami-gumi gang known for their aggression. Surprisingly, Shougo suddenly shrinks before Mai's eyes. He seeks refuge at her residence and offers to aid her in dismantling adversary criminal organizations.