Dong-Chul (Don Lee) and Ji-Soo (Song Ji-Hyo) are a happily married couple. One day, Dong-Chul comes home to find his house in disarray and his wife is missing.

Ji Eun-ho, a famous actor, decides to publish an autobiography to find his long-lost love. He hires a woman named Seo Jung-eun to ghostwrite his book but finds her somewhat familiar.