Yoo Ji Cheol makes a difficult decision to become a bad person in order to become a good father.
He used to be a top boxer, but he lost everything in a heartbreaking moment. All his hard earned money and fame vanished overnight. After hitting rock bottom, he decides to gain control of his life again through mixed martial arts.
Tackling different mysteries in each episode of this game show, seven sleuths get closer to solving the biggest one of all: What happened to Project D?
Seven celebrity sleuths discover that they are a part of an operation called Project D, in which they are implanted with a chip containing the DNA of famous detectives throughout history. Led by a man only known as "K" (Ahn Nae-sang), they are recruited as private detectives and are given a new case in each episode, all the while figuring out the mystery behind Project D and its inception.
Joon Seo’s life felt like hell before Min Joo came to him. She became his happiness and meaning of life, but now she is dead.
Drowning in unbearable sadness, he veers towards taking his own life. At that moment, a woman comes looking for him. She claims that she is the real Min Joo Jo. Joon Seo finds out that the name, job, identity and everything about his deceased wife were not true. She had approached Joon Seo intentionally under a fake mask and even faked her love. Joon Seo embarks on a quest to find out the truth about his wife’s identity and death. On his path, he finds out that there is a big dark secret in the form of his brother, Ki Seo Jang, and his father, Bum-ho Jang, who is the real power behind Bukcheon city. The Jang family has taken over Bukcheon, and the land is a witness of their foul history. Only one person can stop the continuous evil acts, and that is Joon Seo Jang himself, with the blood of the Jang running through his veins. They are his family. Therefore, he must punish them but forgive them at the same time. What would his decision be when that time arrives?
Set in the 1920's, during the Japanese occupation of South Korea, Lee Jung Chool was once a member of the Korean independence movement, but he now works as a police officer for Japan. He receives an order to take down the Korean independence group the Righteous Brotherhood.
Lee Jung Chool introduces himself to art dealer Kim Woo-Jin (Gong Yoo) and pretends to be interested in his Korean artworks. In actuality, Kim Woo-Jin is the regional leader of the Righteous Brotherhood. Both of these men are well aware of each other's true identities and intentions, but get closer to each other seeking out more information.
The Righteous Brotherhood learn there are spies within their group and attempt to clamp down on the moles. Soon, the identities of Righteous Brotherhood members are leaked and they flee to Shanghai, China. Meanwhile, Lee Jung-Chool and Japanese police officer Hashimoto (Um Tae-Goo) lead forces to Shanghai, China. There, members of the Righteous Brotherhood decide to acquire explosive for an attack on the Japanese government in Korea.