A spunky 35-year-old housewife, Yoon Gae Hwa, takes on the job of manager to prickly top star Sung Min Woo in order to earn enough money to regain custody of her child from her ex-husband. Romantic hijinks and hilarity ensues when they find themselves in an awkward living situation.

Lee Kang Joo is a single mother who was abandoned by her previous boyfriend, Yoo Ho Nam. Ho Nam forgot that Kang Joo was pregnant with his child and went abroad to study. When Ho Nam returns to Korea, he wants to pick up where he left off his relationship with Kang Joo. However, Kang Joo, is not as willing to start over with Ho Nam. Choi Seung Hun is the son of Jung Soo Hee who is Kang Joo's mentor and boss. He has been pursuing Kang Joo for a while and hits a roadblock when Kang Joo's ex returns.

Cha Young Jin is the first female to ever work as a bodyguard in the Presidential resident, Chungwadae. Young Jin and Yoo Gwang Pil work as bodyguards assigned to watch over the president's son, Kang Soo Ho. They are assigned to guard Soo Ho for 15 months.

Oh Dal Ja is 33 years old and she is an MD of a home shopping channel. She has a "love contract" with Kang Tae Bong, a 27 year old freelancer of a playmate enterprise. The story also revolves around Dal Ja's life with three men. Wee Sun Joo is a divorcee who is an expert on love and faces life with positive thinking.

Oh Pil Seung is a free-spirited, but somewhat lazy regular joe who suddenly finds himself heir apparent to a top-level logistics company! With rivals and detractors simply waiting for him to foul up, will Pil Seung be able to rise to the challenge? Or will white-collar intellectuals and their snobby ways force this blue-collar everyman out?

Ho-Jung is a cute, naive girl who often falls head over heals with the wrong guys. Both Ho-Jung and Kyu-In, her neighbor, are idealistic about love. They start off on the wrong foot and treats each other as if they were siblings, constantly fighting. Ho-Jung's friend Cha Hee has a thing for Kyu-In and Ho-Jung later realizes that she too has feelings for him. Ho-Jae, Ho-Jung's brother, is a player, who has good physical features. Things start to get complicated for Ho-Jae when he falls for Ho-Jung's friend Soo-Ji, who does not have a physical appeal but has a good personality and intelligence.

This drama is about two girls, Jin Sun Mi (Chae Rim) and Heo Young Mi (Kim So Yeon). Sun Mi had a nice childhood and grew up with lots of love from her father. Young Mi's mother left her when she was young and her father was a drunk who recently died. She had a hard childhood but never gave up and made it into college