Tae-gyu and Ji-hye get married. Two young lovers dreamed of the ideal married life which each had respect for each other. But honeymoon is soon over as each comes to realize that the other isn't quite what they thought. The liberal woman would like to talk of sex with frankness and ease. The conservative man can't get rid of his traditional sense of superiority. They end up hurting each other and decide to get a (limited) divorce. Once apart, they each begin to feel empty without the other, and realized they need to make an effort to understand each other.

郑智厚（李浚荣 饰）是刚刚专职到公关部的代理，巧合的是，在公关部有一个名叫郑智宥（徐珠贤 饰）的职员，两人的名字竟然意外的相似。因为名字相似，某日，郑智宥误收了寄给郑智厚的包裹，打开之后震惊的发现里面竟然是一条情趣狗链，不过，这两人的关系因为这场社死而意外的变得亲密起来，郑智宥对于郑智厚开始有了别样的感觉。

姜俊秀（李昇基 饰）和金贤雨（文彩元 饰）是从小玩到大的青梅竹马，姜俊秀一直以来都默默喜欢着金贤雨，然而，当他决定将心中的感情传达给对方时，却遭到了金贤雨的拒绝。尽管如此，姜俊秀却依然不离不弃的陪伴在金贤雨的身边，成为了她最亲密和最信赖的朋友。