In order to live, a woman named Eun Han risks her life by going through a dangerous surgical procedure for a new face. However, due to the after-effects of surgery, she loses her memory. She tries to find the missing pieces of her memory and while suffering from a different face and not knowing about herself, Kang Woo appears in front of her. Kang Woo has been hurt as his lover left him. He suffers as his relationship with his father gets worse. Like they were destined, Eun Han and Kang Woo reunites. He becomes determined to help Eun Han find her memory. As they work together, Kang Woo slowly opens up his closed heart to Eun Han. Meanwhile, Chan Ki, the morning news anchor, lives a perfect life. However, he seems to have a dark side which no one would have ever imagined. This mystery melodrama takes people to unexpected places with unexpected people.
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.
Nam Shin is a son from a family who runs a large company. After an unexpected accident, he falls into a coma. His mother Oh Ro-Ra is an authority on brain science and artificial intelligence. She creates an android named Nam Shin III which looks like just like her son Nam Shin. The android pretends to be Nam Shin and he has a bodyguard So-Bong.
Young-Hee lives alone at an apartment. She has separated from her pilot husband Sang-Jin, because he had an affair. Meanwhile, Jung-Hyo is pregnant, but her boyfriend wants her to have an abortion. Jung-Hyo goes to Young-Hee’s apartment and tells her she will stay there until she gives birth. Young-Hee is her boyfriend's mother. Living together, Young-Hee and Jung-Hyo fight with each other, but also come to understand each other.
Hoon-Nam knows about love theoretically, but he rejects falling in love. Jung-Eum wants to fall in love, but, due to her difficult situation, she gives up on finding love. Hoon-Nam and Jung-Eum meet and develop a relationship romantically.
Park Cha O Reum works as a rookie judge. She is in her mid-20's and follows "an eye for an eye" principle. She does not accept prejudice or blindly follow authority. Dealing with cases, she and her colleagues, including Im Ba-Reun, grow as persons.
When they were children, Yoon Na Moo and Gil Nak Won were each others first love. They are forced to break apart when Na Moo's father Yoon Hee Jae, a psychopath serial killer, murders Nak Won's parents. 9 years later Yoon Na Moo is known as Chae Do Jin, a passionate and kind rookie detective wishing to atone for his father's sins. And Gil Nak Won is now Han Jae Yi, an aspiring actress following in the footsteps of her mother. She suffers from a panic disorder but still has a good outlook on life. However, the sadness of their past comes to light again and their short-lived encounter is over before it began. Another three years on, Jae Yi has become a popular actress and Do Jin is now an experienced detective. When their fate becomes connected once more, will their love prove to be stronger than their past?
Baek Beom has worked as a forensic doctor for 10 years. He has a bad personality, but he is excellent with his work. Baek Beom does not open his mind to other people. Eun Sol is a rookie prosecutor with a warm heart. She has a bright personality and she comes from wealth family background. The forensic doctor and prosecutor work together to solve cases.
Love at first sight is such a wonderful idea. However, how many of us have experienced it in real life? The answer is "rarely". If anything, we have mostly seen those occurrences in dramas. Why bother making another drama where a man and a woman cross paths coincidentally and suddenly fall in love? Therefore, this drama plans to show the viewers something more relatable - love that blooms in our everyday lives. This drama shows how a familiar relationship turns into a fluttering relationship, how a friendship suddenly turns into love, and how a once dull life suddenly becomes blinding due to love. This drama is about a man and a woman who have nothing more to share thanks to their completely different personalities. However, they have no idea whom they are in love with. Gradually, they rediscover themselves and reach out for love one step at a time.
Chef Seo Poong was once a star chef and worked at the best Chinese restaurant. His popularity faded and he eventually wound up working at a small, failing Chinese restaurant. Meanwhile, Doo Chil-Seong is the owner of a building. He is an ex-gang member and he was in jail for 5 yers.
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?
Explore the relationship of two people as they go from being “just acquaintances” to “a genuine couple” — Yoon Jin Ah, a coffee shop supervisor in her 30s, and Seo Joon Hee, a designer at a video game company who has just returned from working abroad.
A man is a swindler. He is smart enough to take the bar exam, but he could not become a prosecutor. Disregarding favoritism and biases by prosecutors, the man makes criminals pay for crimes that prosecutors did not.
Lee Gwang Jae is the son of a rich family who is reckless and immature. His father dies and leaves behind large debts. Gwang Jae promises to pay off his debt for his father's honor, but it's not as easy as he thinks. Kim Young Ha supports Gwang Jae with her positive personality and love, giving encouragement to him whenever he needs it.
Hyun Joo had a hard life after losing her mother to a brain tumor at a young age. It was her husband Kim Do Yeong, who saved her. However, she finds out that she will also die soon like her late mother. The fear of leaving her family in the same pain and agony she went through as a child is bigger than the fear of dying. This leads her to tell her husband, “I’ve fallen in love with someone else”, as she hides her pain. During the last moments of her life, she goes off to find true love in.
Park Yoo-Ha studied hard in medical school and finished her intern course. She works hard to become a doctor due to her father. Her father raised 4 children by himself and her oldest sister also sacrificed for the family. Park Yoo-Ha is not interested in other people. Suddenly, her father marries a woman rich enough to own a building.
Meanwhile, Jung Eun-Tae works as a doctor. He volunteered for performing medical service abroad, but he comes back to Korea. Jung Eun-Tae is not interested in marriage, because his father placed priority on his medical work over family and Jung Eun-Tae believes he is like his father.
Cha Sun-Hee is a housewife and she is married to Bong Cheon-Dae. Her husband is currently unemployed. She has a twin sister, Cha Do-Hee, who works as a flight attendant. Although they are identical twins, they have completely opposite personalities. Cha Do-Hee becomes involved in a situation which leads to Cha Sun-Hee pretending to be her flight attendant sister. She then meets co-pilot Song Woo-Jin.
Han Seung-Joo is a single woman in her mid 30's and she works as a PD at a broadcasting station. She does well at her job, but she is not nearly as good when it comes to housework. Han Seung-Joo has a hard time dealing with social prejudices about single women. To get the position of a "married woman," Han Seung-Joo marries Oh Jak-Doo who lives in the mountain. Their marriage is not based on love, but their relationship develops romantically.