Hae-Jin is 36-years-old. She is married to Jin-Sang, who is 6 years younger than her, and they have a daughter Yoo-Ri. Hae-Jin runs a restaurant that she took over from her father-in-law. She supported her husband Jin-Sang while he studied to enter a university. Because of Hae-Jin, Jin-Sang is now attending a prestigious university, but he has an affair with Joo-Ri. She is the young daughter of a rich family. Hae-Jin becomes aware of her husband's affair, but she doesn't want a divorce. Meanwhile, Dae-Gu appears in front Hae-Jin. Dae-Gu is a drama series writer. He was once in demand for his screenwriting, but his popularity has waned. His marriage life is not doing well either.

Carrie Jung lost her husband and child. She now lives only take revenge on those responsible for their deaths. Carrie Jung raises Han Yoo Jin as a tool in her revenge plan. Han Yoo Jin is a smart and beautiful woman, but she falls in love with a man who she should not love.

Na-Yeon is a bright woman. She supports her boyfriend Tae-Joon, who is from a poor background, and has even given up entering a university. But Tae-Joon dumps her for his success and goes with Se-Jin, who is a granddaughter of Baekdoo Company president. Do-Hee is Na-Yeon’s twin sister. She is arrogant and tough. Do-Hee works as a reporter at a weekly magazine. After Na-Yeon’s death, Do-Hee decides to take revenge. She takes on the identity of her sister Na-Yeon. Do-Hee then meets Hwi-Kyung, who is successor of Baekdoo Company.