Na Dae Gi was the leader of a student gang and had power over all high schools in his area. He declares the gang's disbandment, goes into a third-degree College of Education to become a teacher, and finds a job in Kangho High, which has a reputation for being highly populated with troublemakers. The student gangs at Kangho High, who all the other teachers have given up on, start a fight with Dae Gi, who prepares a lesson of his own, and so begins the war between the gangster teacher and the student gang at Kangho High.

As a grisly virus rampages a city, a lone man stays locked inside his apartment, digitally cut off from seeking help and desperate to find a way out.

A sickly girl Ju-ran transfers to a new sanitorium boarding school to regain health. But she discovers that students are disappearing and notices abnormal changes happening to her body. She suspects the school for what's happening and tries to discover what secret is hidden.

At his mother's 70th birthday party, Yong-nam runs into Eui-joo, who rejected him in college. When the city is engulfed in toxic gas from a terrorist attack, the two must find a way to escape using all the techniques they learned in their college rock climbing club.

Duk-bae is a seasoned Dasiraegi performer who puts on a stage play-like ritual that ushers the dead into the next life and comforts the bereaved family. His estranged daughter Su-nam comes back home with her child Flower when she hears of her grandmother’s passing after leaving Jindo 20 years ago. Flower is initially scared of her grandfather, but Duk-bae soon opens his heart to the little girl. Su-nam’s trauma kicks in whenever she hears cicadas' crying that she heard when she witnessed her mother committing suicide as a child. Finally, Duk-bae begins the last Dasiraegi of his life to save Su-nam who has been driven to the cliff of life without any hope.

So-hee enjoys her seemingly perfect life as a newlywed with her seemingly perfect husband. For being so perfect, she begins to suspect that her husband isn’t as he seems. Wanting some answers, she hires a private detective agency to trail him around.

Diplomats from the North and South Korean embassies in Somalia attempt a daring joint escape from Mogadishu when the outbreak of civil war leaves them stranded.

In 1801, after a new king ascended the throne, a scholar Jeong Yak-jeon who served the late king is exiled to Heuk-san Island. There he meets Chang-dae, a young fisherman who is a huge admirer of Confucianism and has a wide knowledge about the sea.

During the 1970s, in Kunchon, there were women divers who were able to dive without equipment, including two best friends Choon-ja and Jin-sook, Jin-sook's brother and Hammer. They always collected seafood under water for living. But, as fewer factories started to be built near the beach, the women divers started to have trouble with what they were doing for living. Without any choice, the ship crews decided to join the smuggling business in the water to seek a way for their living. But the smuggling business in their village got too big for Jin-sook's family to handle and the peaceful village was gradually broken.

For generations, the eldest son of the village has been the protector, but the current heir, Dr. Cheon, is a fake exorcist who doesn't believe in ghosts. Using his penetrating insight into people's minds, he performs fake exorcisms and resolves cases brought to him. However, Yoo-kyung, a client who can see ghosts, approaches him with an offer too tempting to refuse. With his assistant In-bae, Dr. Cheon heads to Yoo-kyung’s house, and gets involved in a series of strange phenomena. As they delve into the mysteries there, they uncover the secrets of a talisman known as ‘Seolkyung’...