Yongcheonru, the largest inn in the Joseon Dynasty, operates under the motto "The Guest is King" – challenging the strict social hierarchy everywhere else in the kingdom. Four trainee servants work at the inn, all from different backgrounds and with their own goals: Lee Eun (Bae In Hyuk), a prince hiding his royal identity; Hong Deok Su (Kim Ji Eun), a woman disguised as a man; Cheon Jun Hwa (Jung Gun Joo), the unwilling heir to Yongcheonru; and Go Su Ra (Jae Chan), from a merchant family that's losing its status. While working through their trainee period, the four young adults face new challenges and form close relationships, all while trying to develop their own senses of self and upholding the inn's unconventional standards. Will they succeed?

Kang Yo Han (Ji Sung) is the "Devil Judge" who presides over a televised courtroom in a dystopian future South Korea, where justice is a public spectacle. His controversial methods expose corruption while blurring the lines between hero and villain. Jeong Seon Ah (Kim Min Jung), a powerful and ambitious foundation director, seeks to uncover Yo Han's secrets and challenge his authority. Childhood friends Kim Ga On (Jinyoung), a rookie judge, and Yun Su Hyeon (Park Gyu Young), a police officer, are drawn into this high-stakes battle for justice. As Yo Han's unconventional court captivates the nation, the complex dynamics between these characters threaten to unravel the very system of justice they seek to uphold. This is a 2021 South Korean drama series that was directed by Choi Jung Gyu.

There are prestigious professions such as doctors, lawyers, and professors. One family, however, thinks con artist is the best profession if they don't get caught by the police. Jung Gook is the third generation con artist in his family and continues to swindle people out of their money. Due to his profession, he has many enemies and always has to watch out for the police. He has spent his entire life avoiding getting caught by the police, but his wife reveals to him that she is a detective after his wedding ceremony. Jung Gook's wife, Mi Young, kept this a secret because her past relationship got ruined due to her profession.

Top-billing celebrity Yeo Un Gwang (Park Sung Woong), a former stuntman turned actor known for villain roles, hires a bodyguard, Kim Seol Wu (Park Hae Jin), due to growing security concerns. Seol Wu proves to be an extremely capable protector with mysterious abilities and hidden agendas. Through his new job, he encounters Cha Do Ha (Kim Min Jung), the actor's manager and fomer fan club head, who initially shares a platonic relationship with Un Gwang but becomes increasingly suspicious of the handsome and enigmatic bodyguard. As new threats emerge, Seol Wu must navigate protecting his client while simultaneously pursuing his own secret missions. This is a 2017 South Korean drama series directed by Lee Chang Min and Kim Sang Ho.

In the late 19th century, escaping from feudal society, everyone starts dreaming big. Tens of stores are newly open in Namdaemun and Dongdaemun. And Bong Sam, the son of a collapsed peddler, starts from rock bottom and does everything he can to reach the top of society. The drama depicts his journey of becoming one of the wealthiest merchants in Joseon from a puller-in at a marketplace. Just like the modern days, capitalism and a free market economy prevailed at the time. Bong Sam shows how to seek a chance to earn money and maximize profits and how wicked and greedy monopolies are crushed by him.

At three years old, Joong A is adopted by a family living in Ireland, where she later becomes a doctor. Unfortunately, Joong A loses her adoptive parents due to her adoptive brother. She experiences overwhelming guilt after losing her family and makes her way back to Korea to end her own life. However, as soon as she arrives, she becomes involved with Kang Guk and marries him. Guk feels a sense of pity toward Joong A and tries his best to help her regain her will to live. While trying to make sense of her life, Joong A gains employment at a hospital. There, she comes across Jae Bok, whose life she saves by administering CPR. She continues to run into Jae Bok and eventually falls in love with him. However, while Jae Bok continues to exchange feelings with Joong A, he can't bring himself to end things with Si Yeon. How will this story of four ill-fated people end?