Ang Diary na ito ay tungkol sa batang babae na hindi nabiyayaan ng masyadong kagandahan, pero sa diary niya na ito ipapakita kung ano nga ba ang pakiramdam na pagtawan, ma-bully at saktan, at paano niya nakakaya ang mga problema na ito at gamitin lahat ng mga masasamang panghuhusga upang siya'y maging MAS matatag na tao

Luke Archer and Summer Merrick have always been the It-Couple at Roseville High. When Luke breaks up with Summer at the beginning of senior year, Summer reveals that she has been cheating on Luke with Paul Walden, Luke’s best friend. Angry and betrayed, Luke decides to get revenge, and he enlists the help of Jamie Vandeviere, a girl who has always been invisible to the popular crowd. Their goal is to transform Jamie into the most popular girl at school and take down Summer’s position as Queen Bee. However, being popular turns out to be a lot more difficult than what Jamie had in mind. What exactly has she gotten herself into? ***READ AT YOUR OWN RISK***