大韩民国最高贵族玄基俊（姜至奂 饰）不仅拥有了外貌、财富、学识、时尚品味，同时也有着作为贵族的自负心、责任感、教养和礼仪。而且作为一家大型酒店集团代表理事的他几乎是所有女性的心中的白马王子。酒店文化体育观光部的五级公务员孔雅婷（尹恩惠 饰）则是个性格外向还有点厚脸皮的大龄剩女。 本来风牛马不相及，八竿子打不到一起的两个人，却因为孔雅婷无意间脱口而出的一个荒唐透顶的谎言，无奈地被卷入到一场结婚绯闻中,从此两个南辕北辙的人的命运交织在了一起。而玄奇俊的弟弟玄尚希（成俊 饰）对于这个男孩子气的假嫂子心生爱慕，暗暗展开追求。同样，玄基俊的前女友吴允珠（赵允熙 饰）从巴黎回来，对他念念不忘，展开了争夺战。这场四人感情大战会有如何意外的结局呢？
一个被隐藏了22年的凶案真相，决定性证据系一把消失的钻石之箭ADAMAS。孪生兄弟（池晟 饰）揭力追查真相，寻找ADAMAS背后隐藏嘅秘密同阴谋，誓要找出杀死继父的真凶。
Bump Up Business is about a Kpop idol named Eden who's about to debut, he encounters an idol under the same agency as him named Ji Hoon. Not long after seeing Ji Hoon, Eden is told that he can only make his debut by doing a Business Gay Performance with Ji Hoon. Eden wants to reject such a reality but he follows what his agency wants him to do. Eden and Ji Hoon still squabble but over time they start to get closer. Misunderstandings between Ji Hoon and Eden begin to build up, will they be able to clear up the misunderstandings and find their true feelings for each other?
因被害妄想症而并发脸盲症的老板，与假装成K集团女继承人的女秘书的爱情故事。
