大利根 不二花

"I'm too noble, maybe this is why I'm unapproachable......"

Hayato's classmate and the granddaughter of the school principal, Ootone Morihiro. She lives in a luxurious mansion particularly distinctive even for her neighborhood.

She comes from a region far away from the city, and up until now, she has always been pampered by those around her, so she is not good at making friends. Coupled with her behaving haughtily, she is unable to fit it and becomes isolated, but in the process, she meets Hayato and Mikuri and they gradually become friends.

Her alter-ego is the disguised heroine "Assault Cop", affiliated with the Security Department of the Metropolitan Police Department​. Not only Arkner, which often causes trouble in the city, but Marron Branche is also her apprehension target.

By the way, she does not have any sexual knowledge and seriously thinks that babies are born just by stroking.