Si Sapphire ay isang nerd na palaging nabubully ng mga kaklase niya but not just her classmates pati buong school ata kasama na dun si Elixer na super duper crush niya. Si Elixer ay ang campus hearthrob sa school nila and he is also known as Mr. Heartbreaker dahil sa pagiging playboy niya. One day, Elixer really hurt her feelings so Sapphire decided to change and she wanted a Revenge for Mr. Heartbreaker