Deep Instinct

Kyung-chul is a dangerous psychopath who kills for pleasure. Soo-hyeon, a top-secret agent, decides to track down the murderer himself. He promises himself that he will do everything in his power to take vengeance against the killer, even if it means that he must become a monster himself.

Mu-kwang volunteers to be a kitchen police of Sa-taek, the divisional commander, dreaming of success. One day, Mu-kwang meets Su-ryeon by chance, who is a young and beautiful wife of the commander. Soon, he feels a strong attraction by her.

A secret, passionate affair happens in the summer of 1969 between Colonel Jin Pyeong, trapped in a loveless marriage with Soo Jin, and Jong Ga Heun, the Chinese-Korean wife of Captain Kyung Woo Jin.

Yun-jeong, a skilled painter, disguises herself as a man in court to continue her family's legacy. Circumstances become difficult when her relationship with Kang-mu draws jealousy from the others.

When Seung-min was on his first year at the Academy of Architecture, he met Seo-yeon. She was a musician student, and Seung-min totally fell in love with her. Years have passed, and now he meets Seo-yeon again - she asks him to rebuild her father's old house.

Pil-ju, an Alzheimer's patient in his 80s, who lost all his family during the Japanese colonial era, and devotes his lifelong revenge before his memories disappear, and a young man in his 20s who helps him.

A Korean War vet returns to his job as a railroad engineer and becomes involved in a sordid affair with a co-worker's wife following a murder on a train.

An assassin named Tae-goo is offered a chance to switch sides with his rival Bukseong gang, headed by Chairman Doh. Tae-goo rejects the offer that results in the murder of his sister and niece. In revenge, Tae-goo brutally kills Chairman Doh and his men and flees to Jeju Island where he meets Jae-yeon, a terminally ill woman. Though, the henchman of the Bukseong gang, Executive Ma is mercilessly hunting Tae-goo to take revenge.

Ji-hae's friend is having problems expressing her feelings to the boy she loves, so she asks Ji-hae to write e-mails to him in her name. As the boy falls in love with her letters, Ji-hae discovers the story of her mother's romance which is remarkably similar to her own circumstances.

When they were young, Min-joo and Seo-yeon cared for each other and were closer than brothers and sisters. However, she accidentally learns about Seo-yeon's tutor, Woo-hyeon, and because of this man, their 10-year friendship starts to become shaky. Meanwhile, Jeong-soo is hurt in seeing Min-joo like that, and so he distanced himself from Min-joo. Because of Min-joo and Seo-yeon's misunderstanding, Jeong-soo who couldn't care much might just leave so Min-joo tries to break up with the help of Seo-yeon. While in the process of breaking up, Min-joo and Seo-yeon went back to their close relationship. The love of women who have been separated because of man, and the two men's friendship is comically drawn.

Tae-il lives a fast life as low level thug. He then learns that he has a terminal illness and not much time left to live. Then, for the first time in his life, he falls in love.

Summoned by his dying father, Miyagi returns to his homeland of Okinawa, with Daniel, after a 40-year exile. There he must confront Yukie, the love of his youth, and Sato, his former best friend turned vengeful rival. Sato is bent on a fight to the death, even if it means the destruction of their village. Daniel finds his own love in Yukia's niece, Kumiko, and his own enemy in Sato's nephew, the vicious Chozen. Now, far away from the tournaments, cheering crowds and safety of home, Daniel will face his greatest challenge ever when the cost of honor is life itself.