《内向的老板》描述了极度害羞的男人在遇上了活泼开朗的女人之后,发生的浪漫搞笑故事。剧中延宇振将饰演公司CEO殷焕基,一个认为备受人们关注比死还讨厌的男人,他性格极度内向,像幽灵一般披着神秘的面纱,因此失去了一切。朴慧秀则饰演剧中活力满满的新进职员蔡露云。Eun Hwan-Ki is the CEO of a public relation company but he's extremely shy. Due to his personality, his employees don't know him well. Chae Ro-Woon begins work at Hwan-Ki's company. She's energetic and recieves recognition for her work, but her only interest is the CEO. She plans to reveal who Eun Hwan-Ki really is.