During a mock trial at school, a student makes a shocking discovery. Yang Jong Hoon, a former prosecutor-turned-professor, examines the crime scene.

A story of young doctors, who provide medical care to remote island residents via a hospital ship.

The essence of love is fading and is evermore harder to do. In this day and age, will there be love that is woeful and forlorn just for the sake of love itself? Love in Sadness is a love story that encapsulates the mythical-like fate of love that is so coveted that it ignores all bounds. In it, love outweighs what the world thinks, ignores the pain and anguish with it, and pursues its destiny. In the drama, Ma Ri is a beautiful girl, married into wealth with a seemingly perfect life. Ironically, her husband, In Wook, who looks like a more than ideal husband, is an obsessive lunatic who is also violently abusive. When he pushes her too far, she reaches out for help from Jung Won, an honest, smart, handsome plastic surgeon. And when he agrees to help her escape from her husband's hands, they fall in love. But In Wook, who is consumed by his obsession for her, isn't going to let her get away from his grasp. Watch as these two characters struggle to stay on their arduous road to love.

Born in a poor family, Tae-su learns that the power is the most important thing in life and decides to become a prosecutor, the biggest symbol of power in the 90’s. After entering the most prestigious law school, experiencing democratic resistance in Korea, Tae-su finally reaches his goal of becoming a prosecutor but his life is no better than a salary man. By chance, he joins a clique of the powerful prosecutors with wealth and authority. He finally gets a taste of a life of the top hierarchy, but as he enjoys the sweetness of supremacy, he also sees the cruel side of it.

The fictional story begins after the execution of real-life North Korean general Jang Sung-taek. One day an order comes down from North Korea, reactivating erstwhile spy Park Hye-rim who has spent decades in South Korea as an ordinary housewife. She is given the mission to turn and bring in her own son, Kim Seonu. Cool-headed, quick-witted genius Seonu is an information analyst on North Korea working for the NIS. His girlfriend Yoon-jin is a tour guide for Chinese tourists who cannot speak Chinese, and they fell in love when Seonu helped her translate. Hye-rim is suddenly forced to choose between her son and country, and risks her life to see the choice through.

20 years ago Moo-Yeom’s father was a suspect in the "Gap Dong” serial murder case. Because of the detectives’ oppressive investigation, Moo-Yeom’s father killed himself. Now, Moo-Yeom is a detective and works to capture the killer Gap Dong. The statue of limitations has expired for the serial murder case and Moo-Yeom resigns to the belief that Gap Dong is dead. New clues though for Gap Dong appears in front of Moo-Yeom and he sets out to catch him once and for all.