女主跟丈夫平淡的生活着，直到丈夫的一位好友搬到了隔壁，而丈夫的好友对女主一见钟情，不断对女主展露爱意，女主作为已婚之妇，坚守着自己的底线，但是丈夫的好友并没有放弃，很快，好友发现丈夫竟然在外面有了其他的女人，在特殊的机会下，趁着丈夫跟其他女人偷情的机会，好友将视频拍摄了下来，而遭遇背叛的女主，只能借以丈夫的好友来告慰自己....

The comet happens to meet a high school alumni ceremony in the neighborhood. Two nice people to live in the neighborhood will go to the house of the comet. Comet's wife, Eun-hee, prepares for the ceremony, and three drinks together. The next day, a formal friend invites his wife Eun-hee to the house of a friend who confronts him at first sight, confessing his own heart, but she does not accept it. After a while, the ceremony sees the comet's cheating, takes the scene and shows it to Eunhee. Eun-hee, who felt betrayal, wants to accept a friendly heart...