Adriana was wrecked when she found out that her boyfriend was cheating on her. On their 3rd Year Anniversary. Getting hit by a car may seem like the wrong time to say that she gained something, but it really is true; she gained a friend, named Luke. Then here comes the clichéd part- hanging out turned budding romance. But when the ex-boyfriend comes back for Adriana, her buried feelings arise again, and when the newly rising band with Luke-5SOS is slowly falling off the charts because of a new band, will they be able to end their problems? Or will their problems end THEM? Read Heartbreak Girl and find out :)

The heiress of Valentine High Academy which she also studies in is 17 -- almost 18 year old Sierra Valentine. Valentine High Academy (VHA) is the most prestigious school in the whole of Australia. Being the daughter of the Founder and Chairwoman of the school she studies in has its pros and cons. She is always on the spotlight. Head on everyone will be looking at her the moment she walks in the building. She's not only popular, but also smart. Always at the top of the class. Since she's already a Senior, she promises to herself that she'll graduate to be the Valedictorian to not humiliate herself and to bring pride to her family. Nobody should dare take her place. She's every girls envy and every boys dreams. She has a group of loving friends and followers. But of course, she also has a clan of haters and trashtalkers. The well known "Badboy" of Valentine High Academy is Luke Hemmings. Quiffed blonde hair, agonizing blue eyes, and a lip piercing. He's a badboy alright. But there is one thing he possesses that a 'badboy' does not characterize -- he's extremely smart. His intelligence is the reason why he got into VHA in the first place. His family's not that rich. So being able to have a scholarship at VHA is a great honor for him and his parents. For his last year, he plans to be the Valedictorian of this school year's graduating class. What starts out as an academic fight between the both of them turns into something more. Find out how Sierra is Falling for the School's Badboy.