Lee Young Kook is a widower with three children. He still hasn’t gotten over the death of his wife. He decides to hire Park Dan Dan as a live-in tutor for his kids and he becomes attracted to her. Meanwhile, Park Dan Dan has bright and positive personality despite her harsh situation.

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.

Can the logical brain mix with volatile emotions? Han Seung Joo is a star neurosurgeon who is renowned for his extraordinary memory. To him, the world is very clear-cut and logical. But his strong personality frequently places him at odds with his fellow neurosurgeon, Cha Jae Hwan, who is the son of the hospital director. When they both fall for Joo In Ah, an endocrinologist who is obsessed with hormones, they take competition to a whole new level.

The story centers on thieves who strike against people in high power who try to control Korea.

When Jo Gang-Ja attended high school, she was notorious for fighting. She gave birth to her daughter A-Ran in her late teens and became more responsible. Her daughter A-Ran is now a high school student, but A-Ran is bullied at school. Jo Gang-Ja decides to go back to high school to protect her daughter. Jo Gang-Ja becomes a high school student again.