沈朗（郑嘉颖 饰）自信只有靠着良好的人际关系才能成功，于是他十分认真对待收到的每一张名片，每次都将新的名片信息存到自己的PDA，沈朗的努力没有白费，他工作的酒店里的上上下下和他关系都十分好。岂料一天的沈朗的PDA遗失了，被与酒店相连的傲翔坊大商场的一个商户逸诗（周丽淇 饰）拾获。逸诗小时候青梅竹马的一个大哥哥曾告诉她做人一定要诚实，这句话一直深深影响着她，所以逸诗一直千方百计想找到PDA的主人。岂料PDA上的资料后被姐姐逸岚不小心删除，而沈朗也因为遗失PDA影响到了工作被调往负责傲翔坊的工作。原来沈朗就是逸诗青梅竹马的大哥哥，两人在商场相认。但是逸诗发现沈朗似乎已经不再是以往那个诚实的大哥哥

Because of a lost personal device, the lovely and childlike Fiona Ko Yat-Sze is brought together with her Prince Charming, a boy whom she had had a crush on since school days. Alan Shum Long is the Prince Charming, who, after graduation from school, lost touch with Yat-Sze. Later, Yat-Sze meets Nick Kuen Lik, who happens to be the long lost son of the mall's rich owner. The simple and honest Nick starts to like Yat-Sze. Meanwhile, another woman falls for Alan...