Meet Summer the always 'happy girl'...She has her best friend Brittany and her boyfriend Luke Hemmings or now known as ex boyfriend. With the support of her best friend Brittany and one life changing night at a bar, she meets a special someone who will change her life forever. Ashton, the guy who fell in love with Summer...and will soon be the most important thing to her. He makes her happy. He makes her feel special. He makes her feel wanted. And just when everything seems perfect, what happens when Ashton's band get's a big gig and Sam is in front row? ...she is now in the direct spotlight of her ex, Mr. Luke Hemmings. He's changed 100% and wants her back...what will she do when not only Luke finds out, but when Ashton finds out? And she's now a Heartbreak Girl...again?