She's just a friend

This story is about what it's like to fall instantly in love with a boy then discover they have a girlfriend, you still want to be as close to them as you can, so you become friends, then best friends, then really close friends but then you don't know what to do, you have so much love that you can give them but they already have it from another person, you can see how horribly she treats him, but you can't do anything, you don't want to lose him as a friend. This is MY story.