Changes-of-feelings Stories

There once this boy, he had a really bad heart break after his ex-girlfriend dump him for someone else. So he decided to hate all the girls in the world and be cold hearted and close hearted to everyone he meets mainly girls. He decided to not have any friends or be sociable anymore, so he lock himself in the darkness for 2 years. But then 2nd year of high school started, that when his whole life and feelings changes.