Broken promises lead Amber Liu to promise herself not to love again..at least for a while when she enters university. After what has happened to her, she strives hard now to make her parents proud and get their trust again. Her tedious course, Architecture, was an opportunity for her to be distracted from the social life.

While for  Kibum Kim or Key, entering university was a chance for him to try loving again. His heart healed after staying for almost a year in America