Go Nam-soon, a young boy, constantly gets bullied by a group in his class. Later, one of his old rivals joins his school. Eventually, they are able to sort out their differences.

After a chance meeting in a hospital, an ardent soldier falls for a gifted surgeon. Opposing philosophies tear them apart, but fate has other plans.

Ji Yeon-hee is an extremely shy, introverted 23-year-old girl with zero dating experience and a tendency to blush when talking to someone she likes. One day, four young men move into the house right next door to Yeon-hee's home, and to her surprise, they turn out to be Chanyeol, D.O, Baekhyun, and Sehun from her favorite boy band EXO, who are looking to lay low for a while. They hire her to clean their house part-time during the winter vacation and that's when Yeon-hee found out that Chanyeol was her long lost childhood friend and crush "Chan" and is the grandson of the house owner. As the story goes on, Yeon-hee soon becomes involved in a love triangle with Chanyeol and D.O.

After a chance encounter in LA, two teens from different social backgrounds reunite at an exclusive high school attended by Korea's über rich.

Medical school student, Chang Min, and a dietitian, Jin Hee, fall in love and marry despite his family's strong opposition. When Chang Min marries Jin Hee, he gives up his medical internship to become a pharmaceutical salesman despite the fact that the rest of his family are successful doctors. Their married life is miserable as Chang Min's family looks down on Jin Hee and Chang Min begins to treat her poorly. They finally divorce and go their separate ways until they are suddenly reunited as interns working at the same hospital. Will this couple's tumultuous feelings for each other be rekindled?

Middle child Kim Bom had a difficult childhood because her mother showered all her affection on Bom's older brother Eun-chul and her younger sister Eun-sol. Now that Bom is an adult, she runs a laundromat named Sweden Laundry. But she also has the supernatural ability to understand her customers' worries through their laundry. With the help of her employee Yong Soo-chul, Bom uses this to solve the problems of those around her.

Set in the Joseon Dynasty, three women learn what love means as they try to navigate through the class system and survive. In Yup (Jung Yoo Mi) is a beautiful noblewoman who becomes a servant overnight when her father is framed and labeled a traitor. She ends up falling in love with a fellow servant, Moo Myung (Oh Ji Ho), while working for the royal family, and becomes friends with her own handmaiden Sa Wol thanks to their shared experiences. Meanwhile Ga Hee is the most famous gisaeng of the city but with her own aspirations for romance. She falls in love with Moo Myung, but what can she do when his heart lies elsewhere?

Yoo Seol-Ok liked mystery novels and wanted to become a detective, but she gave up her dream after marrying. Now, she is a housewife with a husband who works as a prosecutor. She meets Ha Wan-Seung. He is a passionate detective and they decide to collaborate to solve cases.

Kang Soo is a loan shark that tries to get by day to day in his depressing reality. His father's abuse lead to his mother running away from home. Thanks to his father's crippling debt, he began to work under Hwang Tae Bok. Happiness wasn't something that was allowed to him. His only dream is to find his mother and live a happy life. However, this is impossible in his life. No matter how hard he tries, he can't escape the nightmare of his reality, and when he was about to give up on his life, he sees a flier asking, "Do you want to become happy?" With the smallest inkling of hope, he goes to the research center, so he can experience a bit of happiness. However, he learns that happiness comes at a steep price of 300,000 dollars. He decides to steal the money from Tae Bok. Will he be able to achieve happiness?

Kim Ji-Woon was born to a lawmaker father and doctor mother. He then went on to work at a big company, but he quit his job and stopped talking to his parents. Kim Ji-Woon meets a woman and begins to work as a housekeeper at her home. While doing his job, he listens to his customer's worries and gives advice to help them solve their problems.

A wingless fairy awaits the reincarnation of her former husband to try to locate her lost wings and return to heaven. Sun Ok Nam is a fairy who came down to Earth to take a bath during the Joseon Dynasty. A woodcutter steals her clothes, and she is unable to return to heaven. She decides to marry the woodcutter and has two children with him. But before she can find out where he hid her clothes, the woodcutter dies in an accident. Almost 700 years later, Ok Nam works as a barista in a café, awaiting the reincarnation of her woodcutter husband. To most people who see her, Ok Nam looks like an old woman, but some people can see her for her youthful beauty. When two men, Jung Ji Hyun and Kim Geum, come into the café one day, Ok Nam is convinced that one of them is her reincarnated husband. Can Ok Nam finally find her lost clothes and return to heaven?

Three siblings, exhausted by the monotony of day-to-day adulthood, seek to find fulfillment and freedom from their unremarkable lives.