With her father’s strict upbringing, Karen (13) has never experienced being in love with anyone—she doesn’t even have an idea what a crush is! Karen promises herself that while still studying, she will never disobey her father—until she meets and befriends a guy named Christian (13). Soon, Karen finds herself falling in love with Christian. Afraid to confess her real feelings for her friend, Karen writes in her diary everything she wants to tell Christian. Karen’s feelings for Christian grow stronger and eventually, she realizes she becomes deeply in love with him. As days go by, Karen and Christian become even closer. They share happy memories together. Everything seems perfect until one day, Karen learns that Christian already has a girlfriend. Broken-hearted, Karen cries whenever she thinks of Christian and the moments they spent together. But with the help of her family, Karen learns to overcome her heartache and realizes that true love can wait.