该片讲述了无法继续在一起的夫妇为了幸福而发生的喜剧故事，权相宇饰演内衣公司营业部科长赵贤宇，李贞贤饰演翻译朴善英，李钟赫饰演动物医院的医生安相哲，将真实的反应韩国成人男女的现实生活。

Soo-kyung is a news reporter with a troubled past. Back then when she was a teenager, she and her best friend Min-soo wanted to go to a park, but there Min-soo disappeared without a trace. Soo-kyung felt responsible and decided to become a journalist, to investigate the case on her own. But until now she has found no sign of her friend. One day, she gets a call from her childhood-friend Min-gook who insists that he saw Min-soo. Soo-kyung doesn't believe him at first, but finally she is able to meet Min-soo again. Min-soo in return confirms her identity and also recognizes Soo-kyung, but she behaves totally different. Soo-kyung feels that something is still terribly wrong and everything points to Min-soo's boyfriend Dong-min.