Original: 결혼작사 이혼작곡
Everything comes unraveling for three successful women who work on a radio show as twists, turns and troubles plague their seemingly happy marriages.
Sa Pi-young demands that Mo Seo-hyang leave the country. Park Hae-ryun startles Lee Si-eun with an unexpected request to end their marriage.
Si-eun makes a last-ditch effort to save her marriage. Suspicious of Pan Sa-hyeon's late night at the office, Boo Hye-ryung drops in.
Hye-ryung demands answers from an unfaithful Sa-hyeon. Park Hyang-gi's plea tugs at Hae-ryun's heartstrings. Pan Mun-ho reunites with Kim Dong-mi.
With a sonogram, Sa-hyeon tries to convince his parents to be in favor of his divorce. Dong-mi turns a cold shoulder to Shin Gi-rim's call for help.
Dong-mi's crocodile tears fool both kith and kin at the funeral, especially Shin Yu-sin. Hye-ryung refuses to grant Sa-hyeon a divorce.
Si-eun warns Hae-ryun to keep his affair a secret from their kids. Pi-young notices Yu-sin's increasing devotion toward Dong-mi.
Hyang-gi boldly confronts her father after having a change of heart. Hye-ryung's sudden visit to the emergency room jolts Sa-hyeon back to reality.
Having seen enough, Pi-young puts the brakes on Yu-sin and Dong-mi's close bond. Mun-ho waits for a text message that never comes.
A run-in on the plane reminds Yu-sin of his first encounter with an aspiring model. Sa-hyeon is captivated by an attractive gym-goer.
Yu-sin lies about his airplane seatmate. Hurt by Mun-ho's apathy, So Ye-jeong packs her bags in a huff. A new professor dazzles Hae-ryun.
Concerned about A-mi's hangover, Yu-sin drops off food before work. Sa-hyeon and Song Won exchange numbers over breakfast.
A-mi confesses her feelings for Yu-sin before a trip back home. Sa-hyeon treats Won to dinner, where she tearfully opens up about her hardships.
A-mi's lonely birthday turns into a romantic night with Yu-sin. Sa-hyeon finds himself comparing Won's warm personality with Hye-ryung's cold attitude.
Sa-hyeon and Won comfort each other about past and present marital issues. Hae-ryun accompanies Nam Ga-bin to the hospital.
Promising to stay by Won's side, Sa-hyeon proposes a new kind of relationship. Hae-ryun jumps at the chance to make a house call for Ga-bin.
Ga-bin yearns for Hae-ryun's warm embrace to mend her broken heart. Won bares her soul to Sa-hyeon, who's set on filing for divorce.
