The Hot Bully and His Nerdy Pet

Brandon saved Brianna from the numerous bullies in her school and took the position of bullying her instead. She was a nerd and she hated him with passion. Bullying was just for fun until his feelings changed.
He found himself deriving not only pleasure but also happiness from having her close. He realized his feelings had changed, but he couldn't fathom what it was all about. Until he discovered he was about to lose her.