Guy Holden falls for Mimi Glossop without knowing she's married. She's trying to get a divorce, so her dizzy aunt and incompetent lawyer hire a professional correspondent to pose as her lover. When Guy unknowingly gives Mimi the code phrase, she then thinks he's the faux beau—and she confuses his genuine interest for part of the act.
Follows a best-selling author of a self-help book series who is secretly hiding her separation from her husband as she starts to navigate her life as a single woman in her 40's in Los Angeles. She starts to side with and take advice more from her divorced friends rather than her married ones and it leads her to some unexpected and life-changing experiences.
Ae-Ra is focused on her appearance as she believes it will lead her to a better life. She then meets Jung-Woo who studied engineering. They eventually get married, but they also get divorced. After their divorce, Ae-Ra goes through difficult times. Unlike Ae-Ra though, Jung-Woo becomes a successful IT developer and very wealthy. Now, Ae-Ra tries to seduce Jung-Woo to marry her again.