Hawks x Reader // My brother // My hero Academia/Boku no hero Academia

Y/N's the sister of a well known high school student, Izuku Midoriya. Unlike her brother, she was born with an amazing quirk that allows her to transform into any animal she pleases, she gets the power of that beast. But when a hero sees her performance at the hero sports games, he can't do anything but to watch in awe and take her in.