Control Freak (Mikey x Fem Reader)

🌸TW; Fluff and Cringe ;)
🌸Not really related to the Tokyo Revengers Story line
🌸Slight chance for Bonten Arc
🌸Not related to living people or even dead
🌸Major grammatical error ig🤺
🌸I would be grateful if you don't overthinking about the story🤣
🌸Fyi Y/N in this story is an Asian person so please don't be surprised if there's Chicken curry, Batu Seremban and all that stuff :)

Y/N is one of a students who most of people see as a perfection and because of that she is envy by most of her classmate but no one were brave enough to bully or be friend with her. It wasn't because she's a millionaire daughter but because of her mysterious personality and capability in reading
body movement in fight thanks to the martial class and psychology class that her father force her to attend.
One day she decided she want to spend the rest of her school life with her aunt family in Japan with as a deal for getting highest score in her school for her dad. After the exam result come out her dad finally agree and give her permission to leave. There she made a new friends and that's including a guy named Sano Manjirou or for short Mikey and also meet her old organization which was under the care of her closest cousin who she left for five years but why she leave her organization and move to another country when she was young? Will she really leave Japan again or is she decide to stay? Is there a betrayer in her own trusted gang before?