She's a heartbroken 14-year-old girl. His a complicated 16-year-old guy. The only thing they have in common is they're both players, and they met each other, what will happen? "Players only love you when they're playing."
Add in a normal, sarcastic apparently "different" high school girl and "the" hot, popular douchebag of a high school player, and voila : there you go!
A cliched high school story.