Song Ji Hye, an assertive radio writer, dreams of an ideal love but finds herself embroiled in a love triangle between two good men, architect Kim Hyun Woo and prosecutor Kang Tae Wook. Hong Hye Jung is a mother of two who used to work as a television announcer and is married to Tae Wook's older brother and must always maintain the refined appearances expected of a Cheongdam-dong daughter-in-law. Song Ji Sun is Ji Hye's older sister and is a supermom to three kids who rules over her meek husband. Kwon Eun Hee also is a wife and mother who suddenly discovers that her husband is cheating on her. How will these women behave in their respective predicaments?