Hayley Evans, a daughter of a less than middle-class family discovers that she is betrothed to the Prince of Norway,Alaric and is to marry him as soon as she turns eighteen! She protests against it at first but considering the situation of her parents,she agrees to it and finally gets married to him,just to fulfill her parents' wish. Meanwhile, Alaric had initially wanted to get married to his first love, Dianne(who coincidentally attends the same school as Hayley) but couldn't as he had to marry his bethrothed, Hayley. Hayley and Alaric's relationship starts out really platonic right until Lancelot,Alaric's brother seems to show interest in Hayley and jealousy starts to seep into Hayley's mind whenever Alaric is with Dianne. Will they eventually find their better half in a journey through marriage, jealousy and love? Find out in 'A Princess' Diary'.