栗原未亚(武井咲 饰)是珠宝公司宣传部的职员,和男友阳太(高桥光臣 饰)交往多年,彼此之间感情一直十分要好。未亚对未来的婚姻生活充满了憧憬,她坚信自己能够在家庭和工作之间周旋自如。 某日,未亚收到了来自阳太的求婚,可是未亚却无法高兴起来,因为阳太坚持认为未亚婚后应该辞掉工作,专心的做一名全职太太,妻子一边工作一边兼顾家庭是他无论如何也无法接受的。无奈之下,未亚结束了这段爱情长跑,身心俱疲的她只能将全部心思放到了工作之中。之后,未亚结识了名为三好海里(泷泽秀明 饰)的男子,后者是她的上司,公司的副社长。随着时间的推移,未亚渐渐爱上了成熟稳重的海里,哪知道海里已经结婚有了家庭,在情感和道德之间,未亚必须做出选择。Kurihara Mia works for the public relations department of a company. She falls in love with her company's vice president Miyoshi Kairi after he helps her locate her missing engagement ring during a business trip. Mia does not realize who he is until he comes to the public relations department as part of training. She finds herself having to work with Miyoshi as his trainer. He is severe at times and yet gentle at others. Mia's heart is captured by him little by little. But Miyoshi already has a wife.