On 31 January 1968, 31 North Korean commandos infiltrated South Korea in a failed mission to assassinate President Park Chung-hee. In revenge, the South Korean military assembled a team of 31 criminals on the island of Silmido to kill Kim Il-sung for a suicide mission to redeem their honor, but was cancelled, leaving them frustrated. It is loosely based on a military uprising in the 1970s.

The President of South Korea races against time to prove the seal on documents from long dead King Gojong is fake by charging outspoken historian Choi Min-jae, and a descendant of the royal bloodline Kim Yu-shik, to find the long lost seal in order to prove that the Japanese claim to railroads is false, a claim that will stop the reunification of the two Koreas.

A scientist, his friend's daughter and a con artist get entangled in a scheme to steal the body of a greedy pharmaceutical executive.

Joon-seok is sent to prison for his involvement in Dong-soo's death. He meets Dong-soo's son in prison, keeps his identity a secret, and agrees to join forces when he is released. All of their plans fall apart when Sung-hoon finds out the truth.

A woman's past as a convict follows her everywhere and because of this she doesn't open up to others. But then she strikes up a friendship with a broken child who has suffered from domestic violence and decides to save the girl from the cruel world. A man who holds feelings for the woman, tries to protect her in his own way.

A man joins the national army as a soldier who does haircuts for other soldiers. However, he feels frustrated for being on miscellaneous duties rather than what he was conscripted for.

A historical drama based in the Joseon times about a person who falls in love with his stepsister.