Izuku And The Older Sister Experience

Ochako stumbles upon a mysterious text that offers her the ultimate little brother experience. And why not let Izuku be the little brother of interest? Follow the journey as seventeen-year-old Izuku wakes up a bit different than he was last night and what the girls of UA High think of what to do with their little brother. {AU} {Harem} {Chapter 2 - available now}